RENTHAL Twinring™ Rear Sprocket - 49 Tooth - Black 1230-520-49GPBK City Hunter Backpack New Diamond Shaped Silencer Design

New Diamond Shaped Silencer Design (Carbon Fiber Cans with Carbon End Cap) designed to match the FZ10's "naked line

Made from 6061 aluminum that is CNC laser-cut and brake pressed for exact fitment and strength

durability and a luxurious feel

padded shoulder straps and chest strap make the pack ergonomically balanced

Premium high-speed bearings with low-drag triple-lip seals and nitrile elastomer outer seals to keep water and dirt out

RENTHAL Twinring™ Rear Sprocket - 49 Tooth - Black 1230-520-49GPBK City Hunter Backpack New Diamond Shaped Silencer DesignInner 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