Designed for the demands of motocross, the EK CHAIN 520M3 12/50 chain kit brings together the essential components for the transmission of a 125cc motocross bike. Its gold finish gives it a racing look while making it easier to visually check for wear on the track. The ultra-light aluminum sprocket is treated with hard anodizing to enhance scratch resistance and reduce unsprung weight.
Technical specifications:
- Type: 520 chain kit (sprocket 12 / sprocket 50)
- Chain: pitch 520, 114 links, color Gold/Gold
- Sprocket: ultra-light aluminum, hard anodized
- Weight: 1.36 kg / 100 links
- Relative lifespan indicated: 450 (for 100 links)
- Brand: EK CHAIN — Manufacturer reference: Not provided
This kit is aimed at riders looking for a lightweight and visually identifiable chain and sprocket, suitable for the challenges of motocross (mud, sand, repeated jumps). Check the number of teeth and the pitch before installation to ensure compatibility with your machine. Common application examples: HUSQVARNA CR 125 (1992–1994).
