Risk Racing 00-121 Red Large (45 millimeters-55 millimeters) Seal Doctor Saves money, saves time, and fixes leaks Lower the dust seal, snap on the seal Doctor, Insert Seal Doctor into leady seal, twist 360 degrees, and pull down the seal Doctor to remove dirt and grime Comes with protective holder, so it can be stored safely in your toolbox or trail pack The seal Doctor effortlessly pulls out dirt and other grime, rather than pushing it deeper into the fork