Stem Caster, Swivel Caster, 75 lb Load Rating, 0 to 299 lb, 2 in Wheel Dia., Thermoplastic Elastomer Wheel/Tread Material, 2 1/4 in Mounting Height, Plain, 3/8 In.-16 x 3/4 in Caster Stem Size, Threaded, Nylon Caster Frame Material, No Finish Frame...