Tools / Maintenance

Park Tool introduced the bicycle world to the three-way hex wrench over 40 years ago. Our Y-shaped wrenches fit perfectly in the palm of your hand and provide excellent leverage, making them a favorite of mechanics in bike shops worldwide. The ergonomically-shaped tool body features a glass fiber reinforced polymer center. Each wrench is made from heat-treated industrial tool steel for long life, with chamfered tips for a perfect fit. The AWS-1 features three of the most popular hex fittings found on modern bicycles, allowing adjustment of seat posts, handlebars, brakes and more.

Shop-quality, adjustable torque driver that limits torque applied to fasteners, preventing over-tightening and damage to lightweight components. The ATD-1.2 features all-metal internal construction with a comfortable, ergonomic composite molded grip. Each tool is assembled and calibrated at Park Tool's factory in Minnesota.

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.

Bottom brackets occasionally require removal for service, replacement, or upgrading. The Park Tool BBT-32 is compatible with bottom brackets with 20 splines and a diameter of 32 mm. This fitting is found on many models of cartridge bottom brackets, including Shimano®, Truvativ®, RaceFace®, FSA®, and others. Also fits some models of crankset lockrings including Race Face®. The tool clears the oversized spindles of ISIS Drive and Octalink® cranksets. Can be driven using an adjustable wrench or 32 mm socket.

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

Bio ChainBrite Bicycle Chain and Component Cleaning Fluid is a 100% biodegradable, natural, plant-based degreaser formulated for use in Park's CM-5.2 Cyclone Chain Scrubber or as a general purpose degreaser. It won't harm alloy, plastic, or rubber parts. Use CB-4 full strength, do not dilute with water. Cover parts in solvent and scrub using a brush. 16-ounce bottle

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.

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.

A dirty drivetrain causes poor shifting and unnecessary wear to expensive parts. The Chain Gang contains everything needed to quickly and easily clean the chain, freewheel cogs, and chainrings. The Chain Gang includes: - CM-5.3 Cyclone Chain Scrubber - GSC-1 GearClean Brush - 8 oz. bottle of Bio ChainBrite The CG-2.4 works on nearly any bike, including multi-speed, single-speed, and e-bikes.

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

Commonly referred to as a "fourth hand," the Park Tool BT-2 Cable Stretcher is a great help when installing and adjusting bicycle derailleur and brake cables. With one hand, the BT-2 grabs and holds the cable in place and pulls the cable taut, allowing you to set the perfect amount of tension and secure the pinch bolt. The convenient ratcheting thumb lock holds the cable tension in place. Made from chrome plated heat treated steel, the BT-2 is built for a lifetime of use, with cushion grips for comfort. A must-have for any shop, home, or professional.

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

A fast and convenient tool to remove and install 12-spline Shimano/SRAM style cassette lockrings, as well as similar lockrings on rotor discs. The FR-5H features a modified FR-5 tool that allows use without removing most quick release skewer nuts. The removable, threaded steel handle makes it possible to replace a worn or damaged head. - Fits Shimano, SRAM (including 1x), SunRace, SunTour, Chris King and other cassette lockrings - Also fits some Shimano disc brake lockrings

he CT-3.3 is a professional shop-quality tool for removal and installation of bicycle chain rivets for chain sizing and replacement. Compatible with virtually all single-speed and multi-speed chains* including SRAM® Flattop™ and SRAM® T-Type. The CT-3.3 features a floating locating shelf for compatibility with any width of chain. Built to last and easy to use, the CT-3.3 features a comfortable handle, investment cast steel body and replaceable driving pin for years of dependable use.

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.

The CWP-7 is a universal tool for removing both square taper and splined crank arms from 3-piece bicycle crank systems. The swappable rotating tip smoothly and securely presses the crank arm away from the bottom bracket spindle. The extra fine threads provide the needed leverage to remove even the tightest cranks. The CWP-7 requires the use of an adjustable wrench.

The CCP-44 is a purpose-built tool for removing crank arms from bicycles with 3-piece cranks that use an M12 or M15 crank bolt, including many splined Shimano® Octalink®, ISIS Drive, and ISIS Overdrive systems. The CCP-44 uses extra-fine thread and a long, comfortable handle that provides the needed leverage to remove even the tightest cranks. The strong floating tip system ensures smooth operation and long life.

A favorite of shop mechanics for over 30 year's, Park's CCP-22 Crank Puller removes crankarms that feature square tapers, and those that fit on Power Drive and Power Spline bottom bracket interfaces. The long, comfortable, built-in handle and fine thread provide the leverage needed to remove even the tightest crankarms. And, there's a rotating tip to ensure smooth operation and long life.

Park's Double-Ended Cone Wrenches are designed for home mechanics. They're made of thin tool steel to fit the low-clearance adjusting nuts and cone flats on a variety of bearing assemblies. Each wrench is chrome plated for long life and available in popular combinations from 11 to 18mm. Most applications require a pair of cone wrenches. Call or stop by. We can recommend the correct sizes for your needs.

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.

Also called a sleeping hub, the Dummy Hub slides into rear dropouts and replaces the rear wheel for chain cleaning and transport. The DH-1 works with all derailleur and 1/8" chain. The unique design allows the bike to be shifted and works with open dropout and thru-axle frames up to 12mm.

A handy tool designed to make installation and removal of bicycle electronic shifting wires and batteries quick and easy. - Durable composite body is durable and prevents scratching of expensive components - Angled Shimano Di2 E-TUBE ends allow for both installation and removal in tight spaces - Universal coin cell tool helps remove and install battery covers on SRAM eTap

A torn tire body doesn't have to mean the end of a bike ride. The TB-2 Tire Boot is constructed from a strong, waterproof vinyl membrane with fiber weave reinforcement. A super-strong pressure-sensitive adhesive assures the boot stays in place in any bicycle tire that utilizes an inner tube, whether road or mountain, high or low pressure. Application is as easy as wiping the area clean, removing the backing, and squarely applying the tire boot to the affected area. A true ride saver.

Designed for the casual cyclist, the economical WTK-2 contains the tools needed for many basic adjustments and repairs at home or on the road.

Park's Hex Wrench Set includes the most-needed Allens (4, 5 and 6mm), plus a Phillips and flathead screwdriver, all in one 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 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 Four-Sided Spoke Wrenches grip 4 sides of the spoke nipple so they offer an excellent grip and won't slip or round nipples when turning even the tightest spokes and/or aluminum nipples. These popular wrenches also have easy-to-hold vinyl-coated loop handles that are color-coded according to spoke size for easy identification. The loop handle makes them easy to hang on your tool board too.

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.