NSF-Listed Sanitary Threaded Stem Caster, Swivel Caster, 350 lb Load Rating, 300 to 999 lb, 3 in Wheel Dia., 1 3/4 in Wheel Width, Polyolefin Wheel/Tread Material, 3 7/8 in Mounting Height, Roller, 1/2 In.-13 x 3/4 in Caster Stem Size, Threaded,...