Aluminum Single Speed Cog Color:Purple • Works with Presta

• Works with Presta

Crank Arm Bolt Kit Self-Extracting M18/M30 DUB Dark Polar Black (X0 D1)

Designed for children aged 5-8 years

POLAR UNITE USB CHARGING ADAPTER Recharge your Polar Unite fitness watch with this USB charging adapter

CENTER LOCK disc brake system

Aluminum Single Speed Cog Color:Purple • Works with PrestaThese 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 chain through 12 speed Tooth width optimized for 9,10,