RENTHAL Sprocket - Rear - 40 Tooth 184U-520-40P-HA Bionic-10 Carbon Knee Brace Set British Superbike and World Superbike

British Superbike and World Superbike riders

High-tech materials provide unmatched reliability and performance

even with heavy gloves

Microfiber upper Perforated microfiber panels on lateral and medial quarter areas plus medial side perforation zone for enhanced airflow

Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs)

RENTHAL Sprocket - Rear - 40 Tooth 184U-520-40P-HA Bionic-10 Carbon Knee Brace Set British Superbike and World SuperbikeCNC machined from a specially enhanced 7075 T6 aluminum alloy Machined self cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance Ultralight design is 66% lighter than steel, yet incredibly durable