RENTHAL Twinring™ Rear Sprocket - 48 Tooth - Black 2240-520-48GPBK Ageless Delta Hat These motorcycle rearsets for the

These motorcycle rearsets for the 09-14 R1 feature billet aluminum construction

aluminum rim-lock spacers

streamlined stretch mesh short provides moisture-wicking capabilities 35% Polyester / 30% Polyurethane / 20% Polyethylene / 10% Polyamide / 5% Elasthan

Knitted fabric main shell

RENTHAL Twinring™ Rear Sprocket - 48 Tooth - Black 2240-520-48GPBK Ageless Delta Hat These motorcycle rearsets for theInner 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