At DMG Motorsports, we present the RK EXCEL GB520MXU Drive Chain Gold 520 x 120, designed for bikes with narrow clearance and built to deliver extended chain life with RK’s ultra-thin UW-ring seals. Its triple-barrier grease protection, anti-debris technology, and reduced-contact-point design help support smooth, durable chain performance.

Features:

• 520 pitch drive chain with gold finish
• 120 links
• Ultra-thin UW-ring seals, 50% thinner than O-ring seals
• Triple-barrier grease protection
• Anti-debris technology helps reduce debris friction between internal components
• UW-ring seal design helps reduce cold-start drag
• Triple the life expectancy compared with a non-sealed chain
• Tensile strength: 8,000 lbs
• Maximum rating: 500cc off-road
• Maximum horsepower: 70 HP
• Weight: 3.04 lbs
• Maximum chain width: 19.2mm
• Clip-type master link included