RK BLUE CHAIN 420 SB 106 FOR SUR-RON LB X & L1E (48T REAR SPROCKET STANDARD GEARING)

• Pre-lubricated at factory, ensuring low friction and maximum durability
• Proven high tensile strength
• Solid bushes for enhanced distortion resistance from repetitive shock loading
• Hard Chromium Carbide Layer for increased strength and durability

Manufactured from carbon alloy steel, heat-treated and shot-peened for maximum strength and durability, Cold Forged Seamless Bush for longer chain life. 

All RK chains are pre-stressed and pre-stretched for superior performance and minimize elongation during the life of the chain. Excellent quality and cost performance for light duty motorcycle application.