Aluminum Single Speed Cog Color:Orange BNS uses cross-country-specific machines that

BNS uses cross-country-specific machines that leave bases clean and hair-free

and are durable

Sidecut: 44-42-43

Craft's products can fit long and lean

Smooth with a synthetic cork

Aluminum Single Speed Cog Color:Orange BNS uses cross-country-specific machines thatThese aluminum single speed cogs feature extra tall teeth for reliable chain retention when using chain tensioners. They are reversible and feature a 4. 5 mm width at the base that won't dig into your freehub body. Compatibility These will fit on Shimano Hyperglide style freehub spline (geared or single speed). Not compatible with Shimano Microspline or SRAM XD freehubs. Designed to work with any 9, 10, and 11 spd chain and SRAM Eagle, Shimano HG+,