420 47T Rear Sprocket Silver

Description

• CNC-machined from a specially enhanced 7075-T6 aluminum alloy
• Silver available for all models; black, blue, red and orange anodized finish available for certain models
• #1 sprocket used in supercross, motocross and offroad throughout the world
• Ultralight design is 66% lighter than steel, yet incredibly durable
• Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance

121U-420-47GBSI made by Renthal