Tools/Maintenance

The 4th edition of the Big Blue Book of Bicycle Repair is updated with the latest information, procedures and techniques and covers everything from minor adjustments to complete overhauls. The BBB-4 features clear, step-by-step instructions, high quality color photos and useful charts and graphs to thoroughly explain and demonstrate hundreds of repairs. Written by one of the world’s leading authorities on bicycle repair and maintenance, Park Tool Director of Education, Calvin Jones, the Big Blue Book is the perfect reference guide for nearly any level mechanic and every bike. New information and topics included in the BBB 4th edition: - 12-speed and 1x drivetrains - Tubeless tires - Disc brakes - Electronic shifting - New wheel building content - Updated headset and bottom bracket standards - Updated torque specifications - Updated troubleshooting tables

The BBT-22 is a shop-quality tool for installing and removing Shimano and ISIS Drive splined 20-tooth bottom bracket cups. Made from investment-cast steel, the BBT-22 ensures maximum engagement with the bottom bracket cup. It can be used with a 3/8-inch drive torque wrench, a 3/8-inch ratchet driver, a 32mm wrench, the Park FRW-1 Freewheel Remover Wrench (sold separately), or a 1-inch wrench.

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including Chris King ThreadFit T47 & ThreadFit 30 bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. Fits 12-notch bottom bracket tool fittings with a major diameter of 50–53 mm and a minor diameter of 48.2 mm, including: - BBInfinite T47 - Chris King ThreadFit T47 - Chris King ThreadFit 30 - Enduro BBRight Torqtite - Hambini T47 - Rotor T47 External 30mm - Rotor BBright, BB30, BB386EVO, and PF30 thread-together

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 16-notch tool fittings, including Shimano XTR BB93, Dura-Ace BB9000, and Token bottom brackets. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-49.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage. Fits 16-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 39-40 mm and a minor diameter (inside of notches) of 37.6 mm, including: - Shimano XTR BB93 - Shimano Dura-Ace BB9000 - Token Also fits chainring lockrings on Shimano STEPS square spindle e-bike systems including: - E6000 - E6002 - E6050 - Replacement for Shimano TL-FC38 tool - 3/8" drive fitting

A precision CNC-machined aluminum tool for the installation and removal of select threaded bottom brackets with 12-notch tool fittings, including SRAM BSA DUB, Race Face Cinch, Rotor BSA30, and others. Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive. The BBT-79.3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately). The BBT-RS uses an adjustable spring-based tension system to apply consistent, adjustable pressure to the tool, ensuring full engagement with the tool fitting and preventing slippage. Fits 12-notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 45–47 mm and a minor diameter (inside of notches) of 44 mm, including: - SRAM BSA DUB - Race Face Cinch - Rotor BSA30 - Zipp Vuma - Hawk Racing BB3086 - and more - 3/8" drive fitting

A clean bike is a happy bike! Park Tool's Bike Cleaning Brush Kit is a four-piece brush set designed specifically to clean bicycles. Ergonomically designed and featuring dual-density, sure-grip handles, the BCB-4.2 kit includes: • 1 GSC-1 Gear Clean Brush • 1 Tapered Detail Brush • 1 Frame Cleaning Sponge/Bristle Brush • 1 Soft Bristle Soaping Brush

Made from high precision, hardened Cro-Moly steel, Park's Bottom Bracket Tool (External Bearing) can be turned with a 3/8" drive wrench, 1" wrench, or Park Tool FRW-1 Freewheel Remover Wrench (each sold separately).

Park's BBT-18 is a heavy duty, investment cast tool for installing and removing all Shimano, ISIS Drive, and ISIS Overdrive 8-notch bottom bracket cups.

The BBT-29 is a double-ended bottom bracket wrench designed to fit 16-notch bearing cups with an outside diameter of 39mm (e.g. Shimano Dura-Ace 9000 series and XTR 980 series) as well as 16-notch bearing cups with an outside diameter of 48.5mm (e.g. FSA MegaEvo).

The Bottom Bracket Wrench removes and installs Shimano Hollowtech II, Race Face X-type, FSA MegaExo, Campagnolo Ultra-Torque and TruVativ Giga X-pipe bottom brackets. Laser cut for a precise fit, one end of the BBT-9 securely engages the 16 cup notches, while the other end engages the 8 internal splines of the crankarm adjustment cap.

Park's Bottom Bracket/Cassette Tool for Campagnolo is an indispensable tool for your Campagnolo drivetrain. It's for installing and removing all Record, Chorus, Centaur and Athena bottom brackets, and all Campagnolo cassette lockrings.

The CC-4 is a drop-in style gauge that measures bicycle chain wear. The laser cut CC-4 accurately measures a long section of chain and strategically comes in contact with the chain in three places, quickly and easily taking the guesswork out of knowing when chain replacement is necessary. A worn chain will cause poor shifting as well as accelerate drivetrain wear. The tool works on any 5 to 12-speed derailleur chain (including SRAM AXS) and is designed to accurately indicate when a chain reaches .5% and .75% wear, the points at which most chain manufacturers suggest replacement.

The Cyclone Chain Scrubber brushes are replaceable. The RBS-5 brush set includes the large side scrubbing brush, two roller brushes, and two wicking foam blocks.

Cleans bicycle chain quickly, easily, and effectively — without the hassle and mess of removing the chain from the bike. The Cyclone uses a large solvent reservoir, hundreds of rotating bristles, and a two-step cleaning process to get chains really clean, improve shifting performance, and extend the life of the chain and other expensive drivetrain parts. - Works with all multi-speed bikes (5, 6, 7, 8, 9, 10, 11, and 12-speed) as well as some single-speed models and e-bikes - Strong magnet at the bottom of the fluid reservoir holds metallic particles scrubbed from the chain - Special wicking sponge draws solvent from the chain as it exits, minimizing drips and mess - Sturdy handle makes the Cyclone easy to use and control - Holds 2 fluid ounces (59ml) of solvent

A professional quality shop chain tool that works on 5-speed to 12-speed Road and Mountain Bike derailleur chains*, including SRAM AXS 12 speed, as well as 1/8-inch and 3/16-inch chains. The CT-3.3 features an adjustable locating shelf so it works on any width chain to remove and install chain rivets. Built to last and easy to use, the CT-3.3 features a comfortable handle, investment cast steel body and replaceable driving pin (#CTP). *The CT-3.3 will install, but not peen, Campagnolo 11 and 12-speed chain rivets. - Comfortable T-handle - Replaceable driving pin (CTP) - Investment cast steel body - Adjustable locating shelf

Heat-treated alloy tool steel, one inch base fits wrench or bench vise. Thin-wall construction allows use without removal of cones and locknuts. The FR-5 has 12 splines that are approximately 23.4mm across. - Fits Shimano, SRAM, Sunrace, Suntour, Chris King and other cassette lockrings - Fits the SRAM XX1 11-speed cassettes - Also fits Shimano disc brake lockrings - Always use a quick-release skewer to hold the tool in place and snug to cogs when loosening; for solid axles, use the axle nut

The Park Tool FR-5.2GT is designed specifically for use when removing and installing cassette lockrings from thru axle hubs. -Utilizes a 12mm guide pin to stabilize the tool during use - Fits 12-spline cassette lockrings from Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and others (23.5mm diameter) - Fits some Shimano and similar disc brake rotor lockrings

Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR-5.2G has 12 splines that are approximately 23.4mm across. - Fits Shimano, SRAM, SunRace, SunTour, Chris King and other cassette lockrings - Fits the SRAM XX1 11-speed cassettes - Also Fits Shimano disc brake lockrings - Guide pin stabilizes tool

To prevent poor shifting and uneven drivetrain wear, most manufacturers recommend chain replacement at or before 1% stretch. Now you can quickly and accurately determine the wear and stretch of any chain with Park's Chain Checker. Simply insert the Chain Checker’s pins into 2 links, press the swingarm gauge tight, and then check the gauge window for an accurate reading!

A worn chain shifts poorly and wears sprockets at an accelerated rate. Park Tool's Chain-Wear Indicator is a “go-no go” gauge designed to accurately indicate when a chain reaches .5% and .75%, the points at which most chain manufacturers suggest replacement. The updated CC-3.2 is longer, more accurate and features permanent measurement markings.

Park's Chainring Nut Wrench makes chainring bolt installation and removal easy. It securely holds the slotted nut to prevent spinning when tightening or loosening the bolt. And, it's double-ended to fit most slotted-type nuts, including Campagnolo chainring bolt nuts.

Park's Compact Crank Puller is used to remove Shimano Octalink, ISIS Drive and square-taper cranksets. It includes 2 rotating tips (16.3 and 11.3mm) to make the job easy. This is a great tool for your travel and home tool kit.

The DAG-2.2 is an indispensable shop tool that can be used to both measure and straighten misaligned derailleur hangers solving a high percentage of shifting problems. - Gauge bar made of heavy gauge, chrome plated steel - Adjusts to fit 20" to 29"+ wheels - Replaceable threaded tip - Upgraded large inner shaft for added strength* - Tighter tolerances for improved accuracy* - Improved clearance and reach to fit more frame/hanger combos including low clearance thru-axle derailleur hangers* *Compared to DAG-2

Park Tool's SW-11 is a forged, double-ended spoke wrench designed to fit select Campagnolo wheels. Precision machined, plated and vinyl dipped for comfort and long life. It fits Campagnolo 5.5mm and 6.0mm hex spoke nipples.

The Park FR-2 Freewheel Remover fits SunTour two-notch freewheels. It's built thin so that removing axle parts is unnecessary. And, it's constructed of durable heat-treated steel. (Not recommended for use with SunTour 4- and 6-notch freewheels.)

The Park FR-4 Freewheel Remover fits Atom, Regina, splined Zeus and some Schwinn-approved freewheels. It's built thin so that removing axle parts is unnecessary. And, it's constructed of durable heat-treated steel.

The Park FR-6 Freewheel Remover fits most 4-notch BMX and singlespeed freewheels. It can be held with a wrench or vise and its narrow profile allows use without removal of cones and locknuts.

The Park Tool Fold-Up Hex Wrench Set combines 4, 5 and 6mm hexes, a flat blade screwdriver and a T25 Torx compatible driver into one convenient fold-up tool. Its multi-position composite handle is comfortable, lightweight, slip-resistant, and 40% stronger than steel handles.

Park's Hex Wrench Set offers all the popular Allen wrenches (1.5, 2, 2.5, 3, 4, 5 and 6mm) in a convenient fold-up unit. The tool tips are chamfered for a positive grip and the one-piece fiber-reinforced-resin handle is light, comfortable, slip resistant and 40% stronger than steel.

Park's Hex Wrench Set offers 3, 4, 5, 6, 8, and 10mm Allen wrenches with chamfered tips for a great grip and easy use. The one-piece fiber-reinforced-resin handle is light, comfortable, slip-resistant, and 40% stronger than traditional steel handles.

12 splines, 22.6mm diameter fits Shimano, Sachs Aris, Sun Race, DNP Epoch, and other 5–10 speed freewheels. The FR-1.3 includes an enlarged thru-hole to accommodate 14mm axles.

Park's Gear Clean Brush has a handle on one end with a curved, serrated edge perfect for cleaning between cassette cogs. The other end's tough nylon bristles are ideal for cleaning the derailleurs, chain and other drivetrain parts to keep them clean and prevent premature wear. It also works great on brakes and other components that collect dirt and grime. The GearClean easily fits in a toolbox or pack.

Park's Crank and Bottom Bracket Wrench is perfect for working on old-style bottom brackets. The HCW-5 is a dual-sided lockring hook spanner, featuring a three-prong side and a single hook side for different style lockrings.

Park's AWS-8 Hex Wrench Set features Bondhus balldriver ends, which facilitate use when the tool is at an angle to the bolt. This is great for working in hard-to-reach areas, such as reaching water-bottle-cage screws. The AWS-8 has 4, 5, and 6mm wrenches, which are the most common bicycle bolt sizes. Plus, its Y shape and vinyl coating provide excellent leverage and comfort.

Park's Home Mechanic Pedal Wrench is great for your home workshop and event tool box. This top-quality 15mm pedal wrench provides the leverage you need to remove stubborn pedals. It's made to last from heat-treated steel, and the handle has a vinyl grip for comfort.

Park's Home Mechanic Wheel Truing Stand allows extremely accurate and reliable wheel truing and even building at an economical price. It's constructed from heavy-gauge steel and works with most wheel sizes and hub widths. It can be bolted to a bench for additional stability.

Designed and built to remove and install Shimano direct mount chainring lockrings found on XTR 9120, XT 8120, MT900, and other Shimano direct mount systems. Precisely CNC machined from 6061 aluminum for a perfect fit and to prevent marring expensive parts. - Machined flat face for optimal lockring engagement - For lockrings with 41mm outside diameter and 16 notches - 36mm hex drive to be used with Park Tool TWB-36 Crow Foot and a torque wrench to properly measure torque - 6061 aluminum construction

Many chains use a master link that allows the chain to be installed and removed by hand. While master links don't require traditional chain tools, over time, dirt and corrosion can make it difficult to separate them by hand. Park's Master Link Pliers make removing and installing these master links quick and easy. Simply insert the specially sized jaws into the link and squeeze the vinyl-coated handles!

Park's Mini Chain Brute Chain Tool goes anywhere and features a V-shaped handle, a super-strong replaceable pin, and fine threads to make chain removal and installation a breeze. The CT-5 works on any derailleur chain, including Shimano Hyperglide and 9-, 10-, and 11-speed. It works for loosening tight links, too.

Engineered for fit, function, and leverage, these L-shaped shop-quality hex wrenches are a must have for every workshop. - High-torque, industrial steel wrenches - Straight hex shaft on the short side, ball end on the long side - Includes 2, 2.5, 3, 4, 5, 6, 8, and 10mm - Comfortable, ergonomically designed nylon handles fit perfectly in your hand - Durable wall/pegboard mount tool holder allows easy access and organization

"A full-featured bicycle workstand designed and built for the home mechanic. The PCS-10.3 includes Park Tool's tried and true cam-actuated micro-adjustable clamp design for quick one-handed entry and exit, as well as a quick-release height adjustment lever for easy, secure adjustment. Features 18"" (460 mm) of height adjustment and 360 degrees of clamp rotation, positioning all parts of the bike within reach for any mechanic whether seated or standing. The stand's all-steel construction with teardrop-shaped tubing ensures maximum rigidity and stability, with tubular support braces, a locking support yoke, and upgraded internals for extra dependability. The PCS-10.3 is able to hold up to 80 lbs. (36 kg), which allows for compatibility with virtually all two-wheeled pedal-driven bicycles, including fat bikes and most e-bikes. The PCS-10.3 features an integrated height-adjustable parts tray, as well as accessory ports for the Park Tool #106 Work Tray or PTH-1 Paper Towel Holder (both sold separately), so your tools and small parts are always within reach. Quickly folds down for storage and transport with a smooth-operating leg support system that pulls both legs up in one simple motion. The PCS-10.3 is the perfect way to upgrade your home shop—a stable way to hold nearly any bike off the ground for adjustments, cleaning and repair. NOTE: The maximum weight capacity of the PCS-10.3 assumes the weight is centered below the clamp and between the legs.? - Cam-actuated micro-adjustable clamp fits 7/8"" to 3"" (22 mm–76 mm) diameter tubes and seat posts of any shape and material, including aero posts and dropper posts - Narrow clamping jaws (2.7""/70 mm) fit into tight areas or on short seat posts - Rubber saddle pad allows bikes to be hung by the saddle for quick adjustment or storage - Durable, textured powder coat finish - Integrated height-adjustable parts tray - Height adjustment collar features accessory ports for compatibility with the #106 Work Tray or PTH-1 Paper Towel Holder (both sold separately) - Maximum weight capacity*: 80 lbs. (36 kg) - Height adjustable from 39"" to 57"" (990 mm–1450 mm) using convenient quick-release lever - Base when open forms a triangle of 36"" x 36"" x 48"" (920 mm x 920 mm x 1210 mm) - Folds down to 45"" x 14.5"" (1140 mm x 370 mm) - Weight: 16 lbs. (7.2 kg)"

"The PCS-9.3 is a basic folding bicycle workstand designed and built for the home mechanic – a stable way to hold nearly any bike off the ground for adjustments, cleaning and repair. Features 18"" (460 mm) of height adjustment and 360 degrees of clamp rotation, positioning all parts of the bike within reach for any mechanic whether seated or standing. The stand's all-steel construction with teardrop-shaped tubing ensures maximum rigidity and stability, with a locking support yoke and upgraded internals for extra dependability. The PCS-9.3 is able to hold up to 80 lbs. (36 kg), which allows for compatibility with virtually all two-wheeled pedal-driven bicycles, including fat bikes and most e-bikes.* The PCS-9.3 quickly folds down for storage and transport with a smooth-operating leg support system that pulls both legs up in one simple motion. The PCS-9.3 is the perfect way to upgrade your home shop. NOTE: The maximum weight capacity of the PCS-9.3 assumes the weight is centered below the clamp and between the legs.? - Fully adjustable clamp fits 7/8"" to 3"" (22 mm–76 mm) diameter tubes and seat posts of any shape and material, including aero posts and dropper posts - Narrow clamping jaws (2.7""/70 mm) fit into tight areas or on short seat posts - Durable textured powder coat finish - Maximum weight capacity: 80 lbs. (36 kg) - Height adjustable from 39"" to 57"" (990 mm–1450 mm) - Base when open forms a triangle of 36"" x 36"" x 48"" (920 mm x 920 mm x 1210 mm) - Folds down to 44"" x 14.5"" (1140 mm x 370 mm) - Weight: 16 lbs. (7.2 kg) - #2848A quick-release collar with accessory pods required for use of PTH-1 Paper Towel Holder or 106 Work Tray"

Made from tough steel and reinforced with extra material at the highly stressed wrench openings, Park’s shop-quality Pedal Wrench is built to easily install and remove pedals, and to last and last. It has 15mm and 9/16-inch precision openings to fit all pedals. And it boasts a long, round, vinyl-coated handle that won’t dig into your hand and provides optimum leverage. There's even a hole in the end of the wrench for hanging it on your toolboard.

Park's PolyLube is specifically formulated to protect bearing components. Its Polyurea grease has extremely high shear strength to protect bottom brackets, headsets, pedals and hubs. Use it on threads, seatposts, stems and cables, too. It's also safe for fork seals, and repels water.

For wheels to perform properly, it's important that the rims be centered over the hubs. To check this, and to make precision adjustments, Park's Portable Wheel Dishing Tool is a must. It disassembles quickly for storage or travel and allows you to easily check centering on road, mountain and BMX wheels from 24 to 29 inches in diameter and it works with any hub. The Wheel Alignment Gauge is a necessity for every wheelbuilder.

Park Tool's Bottom Bracket Bearing Tool Set removes and installs (with a bearing press which is sold separately) BB86, BB90, BB92 and Press Fit bottom brackets from Shimano, Race Face, SRAM and others that use a nominal 24mm-diameter spindle. This tool has a bearing remover that fits inside the bottom bracket shell and into the bearing so the bearings can be tapped out of the frame with a hammer. The set also includes two bushings that you use in conjunction with a bearing press for precision bearing installation (bearing press sold separately).

Park’s Professional Cable And Housing Cutter is specifically for use on derailleur and brake cables and housing. It even makes quick work of hard-to-cut shift-cable housing. Its cold-forged, heat-treated-steel handles won't bend and its precision-ground jaws cut perfectly every time. Its dual-density molded grips are specially contoured for superior comfort and control. Plus, there’s a built-in cable-end crimper and a forming hole for reforming housing ends.

Walk into the service area of any bike shop in the world, and odds are good you'll see a Park Tool Professional Wheel Truing Stand on the bench still the top choice of professional mechanics everywhere for over 40 years, and for good reason. With extra-tall uprights and wide calipers, the TS-2.3 is capable of accepting most wheels commonly found on road, mountain, BMX, and hybrid bicycles, including wheels with disc brakes, aero rims, and oversized MTB tires. Upright adjustment is controlled with an ergonomically-designed speed knob, which quickly adjusts the stand to accommodate any hub width in seconds. The sturdy uprights of the TS-2.3 feature integrated storage for the included thru-axle adapters, which allow for compatibility with thru-axle, quick release, and solid axle hubs without the use of additional parts or adapters. The TS-2.3 is constructed from durable powder-coated heavy-gauge steel and is manufactured, assembled, and calibrated in St. Paul, Minnesota. Strong, comfortable knobs and spring-loaded calipers and caliper arm ensure smooth, consistent operation, and the removable composite caliper tips protect painted rims and fragile materials. 100% adjustable and rebuildable for a lifetime of use. Wheel Capacity: - Maximum wheel size: Up to 29" + with or without tire - Maximum hub width: 200 mm (7.87") - Maximum rim width: 102 mm (4") - Hub compatibility: Accommodates quick release and solid axle hubs, also accommodates thru axle hubs using included TS-2TA.2 Thru Axle Adaptors Mounting Options: - Bolt to benchtop — mounting holes are 9.5 mm (3/8") in diameter and 200 mm (7.9") from center to center - Clamp in vise — base is 76 mm (3") deep - Install in TSB-2.2 Truing Stand Base

Park Tool's Replacement Chain Tool Pin (2-Pack) fits Park Tool's CT-1, CT-2, CT-3, CT-3.2, CT-5, and CT-7 Chain Tools. • Made from hardened alloy tool steel • Uses 7mm or 9/32" 12 pt box end/socket • Sold singly or in pairs

If you have a bike with disc brakes, you'll want Park's Rotor Truing Fork. It allows you to gently adjust bent and damaged disc-brake rotors. It's made from high-quality steel and features 2 laser-cut slots for precise adjustments and a vinyl handle for comfort and control.

Park's Pin Spanners are designed for maximum usefulness and versatility at the best value. Tough high-carbon tool steel is used to ensure long life and the handles are vinyl coated for a great grip and color-coded for easy identification. The green-handled SPA-1 is used to turn the adjustable bottom-bracket cup found on most 3-piece cranksets.

Park's Pin Spanners are designed for maximum usefulness and versatility at the best value. Tough high-carbon tool steel is used to ensure long life and the handles are vinyl coated for a great grip and color-coded for easy identification. The red-handled SPA-2 is for turning the bearing cones on most freewheels and the one-key-release rings on crankarms.

Updated to fit current 12-speed cassettes, this combination chain whip and freewheel / lockring remover wrench is heat treated to prevent bending, flexing and wear and features a long, molded handle in addition to a built in hex shaped driver. - Works on 5- to 12-speed road and mountain bike cassettes and freewheels - 1-inch (25.4mm) box-end wrench fits Park Tool Freewheel / Cassette Lockring Tools - Features hardened pins to keep the chain in place

Park's Cone Wrenches are made of durable tool steel and are nice and thin to fit on the small-clearance cones found on hubs and other bearing assemblies. Plus, they work as regular wrenches, too. They feature Park's special Y heads that put more material where it's needed for excellent durability and strength. Most applications require at least 2 cone wrenches. If you have questions please contact us and we can recommend the correct sizes for your needs.

Park Shop Cone Wrenches are made of thin tool steel to fit the low-clearance adjusting nuts and cone flats on hubs and other bearing assemblies. Their special Y-heads put more material where it's needed for greater strength. Most applications require several cone wrenches, so Park gives you a whole set, featuring 13mm - 24mm, 26mm and 28mm wrenches to suit your repair needs.

Park's Shop Hammer is designed specifically for use on bicycles. It features a unique dual-sided head with both steel and plastic striking surfaces, a reinforced fiberglass shaft and a soft, comfortable molded handle. The HMR-4 proves that sometimes a hammer is the best tool for the job.

The key to wheels that are strong and reliable is having spokes that are properly and uniformly tensioned. Park's Spoke Tension Meter accurately and reliably measures the absolute tension of each of the spokes in a wheel, as well as the relative tension between all the spokes in a wheel. It's easy to use, affordable and it works on nearly any bicycle spoke, no matter its diameter, material or shape.

Park's professional-quality, precision-sized spoke wrenches are hardened and chrome plated for long service. Wrenches are vinyl coated in one of four colors indicating the size at a glance. You will find these wrenches in virtually every professional bike shop and every shop mechanic's personal tool stash. Make sure you have the sizes you need in your home toolbox and bike bag.

Because even your super-fast Mavic wheels will eventually need truing, Park designed the Spoke Wrench For Mavic Wheel Systems. This comfortable, vinyl dipped, two-sided spoke wrench is designed to easily access Mavic fittings. Plus, it fits both Mavic 9mm threaded eyelets and 5.65mm integrated nipples.

Designed and built specifically for a wide variety of bicycle hex work the THH-1 is a set of eight common sizes of professional quality T-Handle hex wrenches built for speed, efficiency, leverage and a perfect fit. Soon to become your favorite hex set, the THH-1 includes a handy tool holder that mounts to any vertical surface, including pegboard and solid surfaces (fasteners not included). - Carefully selected combination of Chrome Vanadium and S-2 tool steels - 2, 2.5, 3, 4, 5, 6, 8 and 10mm hex wrenches included - Unique anodized aluminum Speed Spinner makes running long bolts in and out quick and effortless - Machined, chamfered tips allow easier insertion into hex fittings - Integrated “Strip-Gripper” twisted hex that makes removal of most bolts with stripped or over-sized hexes fast and easy - Sliding T-handle creates increased leverage and multiple access positions - Tool holder is included with the set and mounts to any wall, bench or tool box, perfectly positioning each wrench for easy access and storage