Hard Rubber Swivel Bolt Hole Caster Set with 2 Brake

The listing is for a set of four (4) Service Caster series #20 casters, two (2) swivel bolt hole casters, and two (2) swivel casters with top lock brakes, with 4” diameter by 1-1/4” wide hard rubber wheels. Supports a total weight of 1,200 lbs (300 lbs/per caster).