Enhance your bike's performance with the RENTHAL Rear Sprocket, designed with precision and durability in mind. The 47-tooth configuration ensures optimal power transfer and acceleration, making it an essential upgrade for any serious rider. Crafted from a specially enhanced 7075-T6 aluminum alloy, this sprocket is not only ultralight*66% lighter than steel*but also built to withstand rigorous use. Its CNC-machined construction includes self-cleaning mud grooves at each tooth, preventing mud buildup and extending wear resistance. Trust RENTHAL to deliver quality and performance with the part number 210U-520-47P-HA. Features: * Material: CNC-machined from specially enhanced 7075-T6 aluminum alloy for superior strength * Weight: Ultralight design, 66% lighter than traditional steel sprockets * Mud Resistance: Machined self-cleaning mud grooves at each tooth to prevent buildup * Durability: Designed to withstand rigorous use while maintaining optimal performance