Disc brake rotors should be regularly checked for wear to ensure safety and performance. The DCA-1 installs onto most digital, dial, or vernier calipers (including the Park Tool DC-1) and features protruding contact points that allow measurement of the center of the braking surface, bypassing the unworn edge to ensure an accurate measurement. The conical end points of the DCA-1 can be used to measure center-to-center distances of bolt holes for calculating bolt circle diameter (BCD) of chainrings and cranks. - Compatible with most standard vernier, dial, and digital caliper designs

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-3 Freewheel Remover fits SunTour four-notch freewheels. It's built thin so that removing axle parts is unnecessary. And, it's constructed of durable heat-treated steel.

Park's FR-8 Freewheel Remover fits flip-flop BMX hubs with 30 x 1mm threads. It can be held with a wrench or vise, and its narrow profile allows use without removal of cones and locknuts.

Park Tool has long provided some of the best cutting and machining tools in the bicycle industry. Their centering pilots demonstrate their commitment to maintaining this high level of quality. Please read below for use and compatibility information specific to each size pilot: - 49.8mm (for 1.5-inch standard): The 767 is used with the HTR-1 (HTR-1B) and 690XL facer to perform facing only. It fits head tubes with an inside diameter of 49.8mm (1.5" standard). - 43.8mm (for ZS44 and EC44): The 768 Pilot is used with the HTR-1 (HTR-1B), the 750 Centering Cone Adaptor and 690XL facer to perform facing only. It fits head tubes designed for low profile or, “zero-stack,” headsets. These head tubes have nominal inside diameters of 43.9mm. - 55.9mm (for internal 1.5-inch ZS): The 790 Pilot takes the place of the 789 Reamer when performing head tube facing only. The 790 is used with the HTR-1 Headtube Reamer, the 690-XXL Facing Cutter, and the 750.2 Centering Cone Adaptor. The tool allows facing head tubes with 55.95 – 55.90mm I.D. (“Internal” 1-1/2” ZS standard).

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.

Frame Taps will become a lifesaver at some time for virtually every mechanic. As with all Park Tool Taps, these are made of high carbon steel and are precision ground. Park Tool Frame Taps cut easily and fit conventional tap handles. The TAP-10 is a 10mm x 1mm thread, the same thread for the derailleur hanger.

Frame Taps will become a lifesaver at some time for virtually every mechanic. As with all Park Tool Taps, these are made of high carbon steel and are precision ground. Park Tool Frame Taps cut easily and fit conventional tap handles. For water bottle, toe clip, fender and rack bosses. The TAP-8 is 5mm x 0.8 for use with water bottle, toe clip, fender and rack bosses.

Frame Taps will become a lifesaver at some time for virtually every mechanic. As with all Park Tool Taps, these are made of high carbon steel and are precision ground. Park Tool Frame Taps cut easily and fit conventional tap handles. The TAP-9 is 6mm x 1mm for cantilever brakes and large fender bosses.

Specially designed for crank bolts, freehub removals and pedal installs and removals, Park's Hex Tools are built for speed, leverage and comfort. Their super-precise hex heads and dual-density, ergonomic handle mean the HTs may soon become your new favorite tools.

Park's Hex Wrenches are every mechanic's best friend. They are constructed from industrial quality steel for durability and feature chamfered tips for a precision fit. And, their convenient L shape is perfect for jobs that require lots of leverage or for getting to hard-to-reach bolts.

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.

The I-Beam Mini Fold-Up Set includes 3, 4, 5, and 6mm Allen wrenches, a socket 8mm Allen and regular screwdriver. It's the perfect mini-tool to get you out of binds or make quick adjustments. And, it conveniently tucks into a pocket or pack.

The strong, lightweight IB-2 features ten essential tools in the compact form factor of our unique I-Beam handle. Perfect for on-the-ride adjustment of brakes, handlebars, saddles, or derailleurs. With its compact size, the IB-2 is a perfect tool for the saddlebag, jersey pocket, or toolbox.

A purpose-built wrench designed for compression nuts, nipples, and other fittings found on hydraulic brake systems. The five-sided flare wrench head evenly spreads out the force being applied to the wrench, reducing the risk of damage to fasteners and brake hoses. Features a slim, low-profile design to access low-clearance fittings found on hydraulic levers and calipers. Built-in 3/8" fittings allow for use with a torque wrench to achieve proper torque. - Double-sided wrench features 7mm and 8mm wrench openings - Dimensions: 4" x 0.75" x 0.15" (101mm x 19.5mm x 4.5mm) - Weight: 44g (1.55 oz.) NOTE: When using with a torque wrench, the MWF-3 should be installed at a 90° angle from the beam of the wrench.

The MTC-20 features a super strong, composite, multi-position handle, with hardened and plated tools and smooth ergonomic operation. Lightweight, compact, and perfect to carry along. - 3, 4, 5 and 8mm hex wrenches - T25 Torx compatible driver - Combo cross/straight tip screwdriver - CO2 cartridge inflator adaptor - Key ring holder - Weight: 74g (2.61 ounces)

The MTC-25 features a super strong, composite, multi-position handle, with hardened and plated tools and smooth ergonomic operation. Lightweight, compact, and perfect to carry along. - 3, 4, 5, 6 and 8mm hex wrenches - T25 & T30 Torx compatible driver - Combo cross/straight tip screwdriver - Key ring holder - Weight: 94g (3.32 ounces)

The MTC-30 features a super strong, composite, multi-position handle, with hardened and plated tools and smooth ergonomic operation. Lightweight, compact, and perfect to carry along. - 2.5, 3, 4, 5, 6 and 8mm hex wrenches - T25 & T30 Torx compatible drivers - Combo cross/straight tip screwdriver - 8 & 15mm box wrenches - Key ring holder - Weight: 131g (4.62 ounces)

The Magnetic Parts Bowl is the ideal solution for keeping track of small metal parts. It's 6 inches in diameter and featues an extra-strong magnet so bearings, cones and springs stay put and you don't lose them.

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!

World-famous Park Tool quality wrapped up in a great set of metric combination wrenches. Forged from chrome vanadium steel, chrome plated, meticulously polished, then center dipped in Park Tool blue vinyl for a positive grip.

A great time-saver! Park Tool's Nipple Driver is neatly designed to self-center and drive conventional nipples quickly and easily during wheel building. The ND-1 is built with a comfortable, dual-density grip and lined with precision bronze bearings to ensure a long, smooth running life. It works with rims up to 50mm deep.

Park's Offset Brake Wrench utilizes a unique design that allows it to reach into tight areas that other wrenches cannot. The OBW-3 features a 14mm wrench on one end and the other end fits into a brake's tension springs to rotate the brake around its bolt for proper alignment. The OBW-4 features 10-, 11-, 12-, and 13-mm opening to fit most models of sidepull brakes.

Choose the perfect tool for the job with Park's P-Handled Hex Wrenches. These top-shelf Allen wrenches come with offset handles made from durable nylon in a comfortable, ergonomic design. They are made of chrome vanadium for exceptional durability. The long shafts feature Bondhus heads for accessing hard-to-reach bolts and the short ends are chamfered for extra grip and high-torque applications.

Choose the perfect tool for the job with Park's P-Handled Hex Wrenches. These top-shelf Allen wrenches come with offset handles made from durable nylon in a comfortable, ergonomic design. They are made of chrome vanadium for exceptional durability. The long shafts feature Bondhus heads for accessing hard-to-reach bolts and the short ends are chamfered for extra grip and high-torque applications.

Choose the perfect tool for the job with Park's P-Handled Hex Wrenches. These top-shelf Allen wrenches come with offset handles made from durable nylon in a comfortable, ergonomic design. They are made of chrome vanadium for exceptional durability. The long shafts feature Bondhus heads for accessing hard-to-reach bolts and the short ends are chamfered for extra grip and high-torque applications.