NSF-Listed Sanitary Threaded Stem Caster Swivel Caster 120 lb Load Rating 0 to 299 lb 3 in Wheel Dia 13/16 in Wheel Width Polyurethane Wheel/Tread Material 3 1/2 in Mounting Height Plain 3/8 In.-16 x 1 in Caster Stem Size Threaded Steel Caster Frame Material Zinc Plated Frame Finish Yes Non-Marking 1 Number of Wheels