HAMILTON S-WH-8MB-4SL-FB Plate Caster, Swivel, Cast Iron, 8 in. 8 in, Wheel Width 2 in, Wheel/Tread Material Iron, Wheel Core Material Cast Iron, Non-Marking Yes, Number of Wheels 1, Caster Brake Type Swivel Lock with Side Pedal Brake, Tread Shape Standard. Light Industrial Equipment & Tools. This listing is currently undergoing maintenance, we apologise for any inconvenience caused.