Graves Motorsports Yamaha WORKS Carbon Swing-arm Shark Guard Protector fits any bike with a flat bottomed swing arm and surface to custom tap the mounting screws.. Graves Motorsports Shark Guards mount on the swingarm at the chain side in front of the rear sprocket. The Shark Guard is designed to help prevent injury to hands, fingers, feet, toes, etc. that can get caught between the chain and rear sprocket in the event of a crash. Requires drilling and tapping swingarm bottom for installation. FITMENT: Multi