Rk GB420MXZ4-134 420 MXZ4 Non-Sealed Works Racing Chain - 134 Links - Gold

Chain Application: Offroad
Chain Length: 134
Chain Type: 420
Marketing Color: Gold

RKs MXZ4 chains are made for supercross and motocross racing. MXZ4 chains feature chromoly steel construction with seamless rollers and bushing. RK's Chromized pins drastically improve the wear resistance more than two times compared to normal non-sealed chains while absorbing shock loads from extreme jumps. All components are heat treated using RK's exclusive HIT (Heat Induction Transfer) process. 520MXZ4 has a maximum tensile strength rated at 8,000 lbs and is suitable for professional level 125cc to 500cc class racing. MXZ4 technology is also available in 420 and 428 mini bike pitch sizes. Tensile Strength: 4,980 lbs. Max CC Rating: 150cc Off-road. Weight: 1.73 lbs. Max Horsepower: 40 HP. Master Link Included: Clip type. Max Chain Width: 17.2mm.