RENTHAL Sprocket - Front - Yamaha - 16 Tooth 309--525-16P Stock Replacement Radiator Cap Progressively increases pressure as RPMs

Progressively increases pressure as RPMs increase

performance fit enables rider to wear under or on top of a jersey

front and side decals

Then you need more protection for your hands on those long

Dual-bonded foam design filters out even the smallest dirt particles

RENTHAL Sprocket - Front - Yamaha - 16 Tooth 309--525-16P Stock Replacement Radiator Cap Progressively increases pressure as RPMsFront sprockets made from case hardened, core refined nickel chrome molybdenum alloy steel for the ultimate combination of strength and hardness CNC machined (not stamped) and feature a computer aided ultra light design to reduce unsprung weight and increase power transfer