M2 Rear Bearing 45mm x 75mm x 32mm, Junior Sprint Tools (C12H22N2O2) otherwise known as Nylon

(C12H22N2O2) otherwise known as Nylon 6/6

D's Professional V Series O-Ring chain and their top-selling Premium VM Series X-Ring chain for maximum performance

Hyper Racing # 04-160

260" thick

M2 Rear Bearing 45mm x 75mm x 32mm, Junior Sprint Tools (C12H22N2O2) otherwise known as NylonHyper Racing # 051 117 Fits Hyper Racing's Junior Sprint rear bearing carriers. When it comes to your bearings, reducing friction and rolling resistance translates to increased speed! Shop our full selection of M2 sealed rear bearings along with front tapered and sealed bearings to gain an advantage on the competition. The M2 process introduces a treatment to metal surfaces to reduce friction and drag, enhance oiling capabilities, and prolong li