Friction-Ring Stem Caster, Swivel Caster, 100 lb Load Rating, 0 to 299 lb, 2 3/8 in Wheel Dia., 2 in Wheel Width, Nylon Wheel/Tread Material, 2 3/4 in Mounting Height, Plain, 7/16 in x 7/8 in Caster Stem Size, Friction Ring, Nylon Caster Frame...