RK GB520MXU-120 Gold UW-Ring Chain PW50 single throttle cable Lower Rear Shock Bearing Kit

Lower Rear Shock Bearing Kit Upgrade

XL 250 K3/K4 (1978–1979)

Harley Davidson XL 1200X Forty Eight 2006

Suzuki DR650SE 2007

RK GB520MXU-120 Gold UW-Ring Chain PW50 single throttle cable Lower Rear Shock Bearing KitRK 520MXU narrow gold enduro motorcycle chainThe RK 520MXU is the lightest sealed ring enduro motocross chain available in market today, 13. 8g link, only 0. 1g link heavier than RK 520MXZ4 non sealed chainThe MXU chain series is the next generation of enduro motocross racing chains featuring the RK patented technology of Ultra Thin UW Rings, which make it possible to design a Sealed Chain with the weight of a Non Sealed Chain. UW Seal Rings stop