Listing is for a set of four (4) Service Caster Series #20 1" expanding stem swivel casters, two (2) with top locking brakes, with 3-1/2" diameter by 1-1/4" wide black polyurethane wheels capable of supporting a total weight of 1,200 lbs. (300 lbs./caster).
- Weight Capacity: 3",3.5", 4", 5", and 6": 300 lbs Capacity/Caster