LockJaw is the Moto Solutions brand of 3-jaw chucks for brake lathes, part of our brake lathe cones and adapters. Self-centring LockJaw chucks give fast, accurate setup on hub-less rotors and drums, from compact cars through 1-ton trucks, with medium and heavy-duty truck and bus kits for 1 in and 1-7/8 in arbor lathes. Shop chuck kits, twin chuck kits, Ford F-150 and Toyota truck options, backing plates, jaw sets and double taper adapters, shipped across Canada and worldwide.