Moose Offroad 520 FB Chain The Moose Racing 520 FB Chain is the heavy hitter in the Moose lineup. Built for riders who are hard on parts and expect their drivetrain to keep up, this sealed chain is strong, smooth, and made to handle serious off-road abuse. Using Moose’s FB Fine Blanking process, each link is cut with extreme precision for tighter tolerances and a stronger plate, pin, and bushing connection. Translation? Less slop, more strength, and a chain that is built to take a beating. Features Moose Racing’s strongest and most durable sealed chain Nearly 8,000 lb tensile strength FB Fine Blanking process for precise, strong link construction Special chemically treated sealing rings reduce friction and improve durability FB rings are grease-impregnated for longer-lasting performance Lower friction than traditional X-ring designs Gold outer links and rollers with silver inner plates, pins, and bushings Clip-style connecting link included Replacement connecting links available Imported
