CHAIN NOSEAL 420X140

420 Standard Drive Chain

• All RK chains are pre-stressed and pre-stretched to ensure equal load distribution and minimal maintenance
• They're made of the highest grade medium carbon alloy steel available, with all components shot-peened and heat-treated
• Heat-treated medium carbon alloy steel construction
• All components heat-treated and shot-peened for maximum strength
• Two-point pin riveting and solid rollers
• For motorcycles that did not come with an O-ring or heavy-duty chain as standard equipment
• Chain includes clip connecting link