
EK/PBR 520MRD7 Chain Kit 14/50 - Ultra-Light Sprocket
Designed by EK CHAIN for Cross competition, this 520MRD7 chain kit combines a high-performance chain with an ultra-light aluminum sprocket. Ideal for riders who demand a responsive and durable transmission in the face of terrain challenges (jumps, accelerations, mud).
The design aims to reduce friction while maintaining good tensile strength and abrasion resistance — valuable assets in enduro and motocross where transmission reliability is crucial. Installation and adjustment comply with 520 standards; regular inspection and lubrication are recommended to optimize longevity.
Recommended use: Cross universal. Compatible with machines such as KTM 300 EXC-E (2007 - 300 cc). Manufacturer reference: Not provided.