4-Pack Set of 8" Air Casters (2 Fixed and 2 Swivel)$$Tools & Hardware Other

4-Pack Set Includes: 2 Swivel Casters and 2 Fixed Casters 8" Large Pneumatic Caster Wheel Set Tires Read: 2.50-4 Max Inflation 30 PSI 200 LBS Overall Caster Plate Dimensions: 4" x 4.5" Caster Plate Center Hole to Center Hole Dimensions: 3.5" x 3"