General Purpose Threaded Stem Caster Swivel Caster with Total Lock 165 lb Load Rating 0 to 299 lb 3 in Wheel Dia 2 5/16 in Wheel Width Polyurethane Wheel/Tread Material 3 3/4 in Mounting Height Precision Ball 1 In.-16 x 1 in Caster Stem Size Threaded Nylon Caster Frame Material No Finish Frame Finish Yes Non-Marking 2 Number of Wheels