EK CHAIN EK/PBR 520SRX2 14/49 - Ultra-Light Rear Sprocket Chain kitRef : EKC01137A / 3065642

EK/PBR 520SRX2 Chain Kit 14/49 - ultra-light sprocket: a complete kit designed for motocross, focusing on the balance between strength and lightness. The SRX2 series is known for providing a good performance/value compromise, and this kit is aimed at riders who want a reliable and easy-to-maintain transmission on demanding terrains.

• Compatibility: 520 chain, 14/49 sprockets (front/rear)
• Number of links: 114
• Color: gold / gold (chain and components)
• Sprocket material: ultra-light aluminum to reduce unsprung mass
• Pitch: 520
• Weight: 1.54 kg / 100 links
• Relative lifespan index: 3300 (manufacturer reference for 100 links)

Ideal for motocross and varied terrains, this kit makes maintenance and transmission replacement easier. The aluminum sprocket lightens the rear wheel without promising unverified effects; the golden finish gives your machine a polished look. This kit is listed as compatible with BETA XTRAINER 250 2T models (2024–2026).

Installation, adjustment, and regular maintenance are essential to get the most out of the chain: check the tension and lubricate according to your practice to preserve the lifespan of the entire assembly.