EK/PBR 520SRX2 Chain Kit 13/49 - ultra-light sprocket
Designed for motocross riders looking for a complete and lightweight kit, this 520SRX2 from EK CHAIN combines the reliability of a 520 chain with an ultra-light aluminum rear sprocket. Gold finish for an aesthetic touch on the drivetrain and easy identification of components.
- Brand: EK CHAIN — Manufacturer part number: Not disclosed
- Composition: 520 SRX2 chain + 13-tooth sprocket / 49-tooth sprocket (ultra-light aluminum sprocket)
- Number of links: 114 (may require adjustment depending on installation)
- Color: Gold/Gold
- Relative lifespan: 3300 (manufacturer reference for 100 links)
- Weight: 1.54 kg / 100 links (reduced weight due to aluminum sprocket)
- Pitch: 520 — suitable for motocross/enduro applications where reliable ratios and robustness are required
Ideal for enduro/cross machines, this kit is aimed at riders who want to maintain high-performance drivetrain while minimizing unsprung weight. Check the pitch and number of links before installation; the kit is particularly compatible with BETA RR 300 2T models (2015-2016 versions) indicated in compatibility.
