The kit includes chain slider with sound damping pads, lower Powerlip roller, and Factory Edition rear chain guide designed with a replaceable wear pad. This kit includes all the mounting hardware. TMD'S composite plastic is made with friction reducing and UV protection additives. A special chain guidance backing plate keeps the chain constantly centered and improves suspension. The lower Powerlip frame pad lowers drag and last longer than other copies. Recommended by MX Action, Dirt Bike, Racer X, and Dirt Bike Online. One year prorated warranty on all parts in U.S.A. (only). U.S.A. Patent # D532,720, and European Countries Patent # 506480. Made in the U.S.A.