Tiger Tool 16001 Manual Wheel Stud & Brake Anchor Pin Service Kit. It removes and installs brake anchor pins and bushings safely and effectively without removing the hubs, eliminates the risk of damage to hubs, seals, bearings, and wheel studs, fits 16½-inch S-cam trailer and tractor "Q" brake systems, works on inboard and outboard hubs on trucks and buses and has a rugged cast frame with lifetime warranty.