Enduro 6806 Sealed Cartridge Bearing Stainless Races BB30 30 x 42 x 7mm 10-Speed the Motion shield advanced system

the Motion shield advanced system helps smoothly move your visor up and down

Compatible with standard 10-speed chains

a detachable sunglass leash

with good power and recovery

constructions and flexes have been adapted and modernized to better meet the needs of future developing Heros

Enduro 6806 Sealed Cartridge Bearing Stainless Races BB30 30 x 42 x 7mm 10-Speed the Motion shield advanced systemEnduro 6806 Sealed Cartridge Bearing Stainless Races BB30 30 x 42 x 7mm This 440C stainless steel material provides maximum corrosion resistance bearings. Stainless steel is a good alternative in constant wet conditions, or where sweat becomes a problem such as headset bearings. Enduro Bearings uses LLB type seals and CRC Marine Grease in these bearings to additionally water proof against the elements. 440C stainless steel balls and races