RENTHAL Twinring™ Rear Sprocket - 51 Tooth - Silver 1500-520-51GPSI Good Times T-Shirt Full carbon muffler fastening strap

Full carbon muffler fastening strap

Hook and loop adjuster tab at cuffs

there is no excess oil to rob horsepower

Back upper viscoelastic foam protects the coccyx and pelvic bones

RENTHAL Twinring™ Rear Sprocket - 51 Tooth - Silver 1500-520-51GPSI Good Times T-Shirt Full carbon muffler fastening strapInner ring is the same high strength Ultralight 7075 T 6 aluminum used for the standard Renthal sprocket Outer ring is electro less nickel coated steel for ultimate durability and is designed with the minimum amount of material to keep weight down The outer ring is expanded at 200C and then fitted over the inner; this interference fit combined with the wave pattern ensures a permanent bond for the life of the chainwheel The flat socket head screws add