
EK/PBR 520MRD7 13/50 Chain Kit - Standard Sprocket by EK CHAIN: a kit designed for motocross use, aimed at minimizing friction while providing high toughness against traction and abrasion. Intended for the demanding environments of competition, it combines a 520 pitch chain with a 13-tooth sprocket and a 50-tooth "standard" sprocket, ready for a robust installation on your machine.
This chain kit is aimed at motocross riders looking for a reliable and durable transmission without trendy effects. Easy to maintain and compatible with models such as the KTM 450 XC‑F (2020‑2022), it will suit common gearing adjustments in motocross. Follow regular maintenance (tension and lubrication) to maximize the longevity and safety of your transmission.