
EK/PBR 520M3 13/50 Chain Kit - Ultra-Light Sprocket by EK CHAIN, designed for the demands of motocross. This kit combines a robust 520 chain and an ultra-light aluminum rear sprocket, all finished in gold/gold for a race-ready look on your motocross bike.
Designed for demanding terrains, this kit offers a construction suitable for the frequent stresses of the discipline: repeated accelerations, changes in RPM, and abrasive conditions.
Compatible with motocross use and suitable for machines like the KTM 125 SX (1998 - 125 cc). Ideal for replacing your original transmission or for preparing a machine dedicated to raids and intensive training. Installation and adjustments according to manufacturer recommendations are advised.