The Park Tool Chain Wear Indicator CC-3.2 works on all 1/2" pitch chain, from 1 to 12-speed. Check with manufacturer for specific replacement instructions. For 9 & 10-speed chains, replace chain just as the gauge fits the 0.75% side fits flat into the chain. For 11 & 12-speed chain, replace as the 0.5% side fits. The Park Tool Chain Wear Indicator CC-3.2 is long, accurate & features permanent measurement markings. ...

A dirty drivetrain causes poor shifting & unnecessary wear to expensive parts. The Chain Gang contains everything needed to quickly & easily clean the chain, freewheel cogs, & chainrings. ...

This quality shop chain tool works on 5-speed to 12-speed road & mountain bike derailleur chains*, including SRAM AXS 12-speed, as well as 1/8", 3/16", & half link chains. Featuring an adjustable locating shelf the Park Tool Chain Tool will work on any width chain to remove & install chain rivets. Easy to use & built to last, the Park Tool CT-3.3 features a investment cast steel body, comfortable handle, and replaceable driving pin. * The CT-3.3 will install, but not peen, Campagnolo 11 & 12-speed chain rivets Note: The shelf fastener sizing is preset to allow easy adjustment from one width chain to another—any attempt to lock the shelf in place will result in damage to the tool ...

For use with four- & five-bolt chainring patterns, this highly accurate gauge measures in millimetres for the most precise reading. The piloted tips on each of the tools arms are inserted into the chainring holes, chainring bolts or crank holes, measuring the distance between the two points to determine the exact chainring size for your specific frame. The measurements are read on a laser engraved scale on the anodised aluminium gauge face, with additional pattern measurements referenced on the included mounting pattern chart. A convenient tool to use when thinking of replacing your chainring, the Chainring Diameter Gauge CDG-2 is a brilliant precision workshop tool from Park Tool. ...

The Park Tool Chainring Nut Wrench is very simple to use & can save valuable time during chainring changes. ...

It features a steel body & ergonomic high-density grips that ensure flex-free precision & long-lasting comfort throughout use. & this tool is compatible with J-bend, bladed & straight-pull spokes, making your wheel building process easier & more precise. Stops Spoke Rotation for Precise Wheel Building Your new favourite tool for truing & building wheels. The CSH-1 securely holds spokes in place during spoke tension adjustment to prevent wind-up of round & bladed spokes, as well as stopping the rotation of straight-pull spokes. The versatile head can grip spokes in multiple positions for optimal leverage & hand positioning. Constructed of forged heat-treated steel with ergonomic dual-density grips, this spoke holder is durable & stable for reliable & comfortable daily use. ...

Highly efficient & of a professional standard, this chain scrubber is a workshop quality tool for making sure your chain gleams ride after ride. ...

The ideal tool for nipping away at those hard to cut cables & housings, the Park Tool Cable Cutter CN-10 is a strong, no-nonsense tool that guarantees a clean cut with minimal effort. ...

If you are regularly changing chainrings on bike cranksets, the Park Tool Chainring Nut Wrench CNW-2 will make this process easier by helping them to remain in place as you are taking out or putting in the bolts. ...

The BBT-18 has 8 notches with an outside diameter of nominally 43.4mm. The inside-to-inside width is Approx. 38mm. Each notch is Approx. 3.9mm wide. The hole in thecentrer of the casting is 22.5mm, & will not fit over the 30mm spindles. ...