EK CHAIN 520RRX NX-Ring 520 Universal ChainRef : EKC00021A / 1129879020

EK 520RRX NX-Ring Transmission Chain (Manufacturer part number: 520RRX-G/G 122 MLJ) — a racing chain fully focused on endurance. Manufactured by EK CHAIN from extremely durable materials, this 520RRX is already used in competitions (JSB1000, Suzuka 8 Hours, ST600, J-GP2, J-GP3, JP250), ensuring longevity and quality for motorcycles, quads, and off-road machines.

• Color: Gold / Gold
• Number of links: 122
• Pitch: 520
• Type: NX-Ring (sealing rings to reduce wear)
• Relative lifespan (for 100 links): 3500
• Weight: 1.56 kg / 100 links

Designed for demanding riders, this chain is intended for Quad, Urban, Motocross, and Roadster environments. It is suitable for racing preparations and replacements on worn sprockets and crowns, offering a golden finish that showcases a neat look on exposed transmissions. Examples of compatible applications: KTM 690 SMC R (2026), HONDA CRF 300 L (2026), DUCATI 950 HYPERMOTARD SP (2025) — always check the number of links and compatibility with your machine's sprocket/crown kit.

To maintain its qualities, adhere to regular maintenance (appropriate tension, cleaning, and lubrication). Manufacturer reference: 520RRX-G/G 122 MLJ.