E.R. Wagner CSTR-B034-01 3" Diameter Polyurethane Tread/Polyolefin Hub Wheel Light Duty Swivel Stem Caster, 3/8"-16 Diameter X 1-1/2" Length Threaded Stem, 125 lbs Capacity Range Plain Wheel Bearing Mounting Dimensions Threaded Stem 3/8" - 16 x 1 1/2" Overall Height 3 3/4" Load Rating 125 LBS Caster Finish Zinc