Box One 3/32" CNC Crmo Cog-Black profile 7mm) INFLATED DIAMETER: 22

7mm) INFLATED DIAMETER: 22

The PW-4 Professional Pedal Wrench is designed for heavy shop use

Presses into a PF30 bottom bracket shell with 46mm inner diameter (ID) and 68mm width to allow a threaded bottom bracket to be installed

*Stretch-rib Panels - strategically placed for flexibility where you want it most

External BSA 30mm BB Included

Box One 3/32" CNC Crmo Cog-Black profile 7mm) INFLATED DIAMETER: 22The Box One 3 32" CNC Crmo Cog Black is designed to fit Shimano compatible cassette hubs and ONLY Shimano compatible cassette hubs. So no trying to sneak it onto a Campagnolo cassette hub! It works with 3 32" and 1 8" chains, is solid, heat treated CNC chromoly, and has a wider inner base for firm, rock solid contact with the cassette. The "chrome" graphics are actually a result of the whole cog being anodized black then laser etched to create the