General Purpose Friction-Ring Stem Caster Swivel Caster with Brake 280 lb Load Rating 0 to 299 lb 5 in Wheel Dia 1 1/4 in Wheel Width Rubber Wheel/Tread Material 6 in Mounting Height Delrin 27/32 in x 2-7/32 in Caster Stem Size Friction Ring Steel Caster Frame Material Zinc Plated Frame Finish No Non-Marking 1 Number of Wheels