General Purpose Threaded Stem Caster Swivel Caster 246 lb Load Rating 0 to 299 lb 5 in Wheel Dia 3 in Wheel Width Polyurethane Wheel/Tread Material 5 63/64 in Mounting Height Precision Ball 1 In.-13 x 1 in Caster Stem Size Threaded Nylon Caster Frame Material No Finish Frame Finish Yes Non-Marking 2 Number of Wheels