Twin-Wheel Threaded Stem Caster Swivel Caster 295 lb Load Rating 0 to 299 lb 5 in Wheel Dia 2 3/4 in Wheel Width Polyurethane Wheel/Tread Material 5 13/16 in Mounting Height Precision Ball 3/16 in x 5/8 in Caster Stem Size Threaded Nylon Caster Frame Material No Finish Frame Finish Yes Non-Marking 2 Number of Wheels