Description

GB520MXU – 112L
GOLD COLOR

RK GB 520 MXU open UW-ring chain RACING GOLD COLOR with rivet lock and 112 rolls suitable for MX and motocross racing to 500 cc lightest racing chai RK tensile strength 4080 kg rear Sprocket made from the best grade of C45 High carbon steel front sprocket in high quality SCM415 chromoly steel alloy ratio 13/48.