Moose Racing has dedicated itself to providing the rider and racer with the highest quality and best performing products available. With thousands of items ranging from racewear to casual apparel to boots and the finest in hard parts and accessories, Moose Racing offers the most comprehensive list of products in the industry to satisfy all of your riding needs. Housing is made from 6061 billet aluminum. Incorporates a greasable high-speed bearing. Reduces driveline misalignment. Offers additional support and strength. Out performs and outlasts the O.E.M. bearing carrier. Mounting hardware and instructions included.