Swivel Stem Caster Stem Type Threaded Wheel Dia 3 In. Wheel Width 1 In. Load Rating 100 lb. Overall Height 3-5/8 In. Wheel Material Rubber Wheel Color Black Core Material Rubber Core Color Black Delrin(r) Wheel Bearings Stem Dia 1/2 In.-13 Stem Length 1-1/2 In. Raceway Double Ball Chrome Plated Frame Finish Standards NSF Listed