3.5 Inch Poly Swivel 5/8 Inch Threaded Stem Caster Set Total Lock Brake

Listing is for a set of four (4) Service Caster Series #20 1-1/8" expanding stem 316 stainless steel swivel casters, two (2) with top locking brakes, with 5" diameter by 1-1/4" wide polyurethane wheels capable of supporting a total weight of 1,400 lbs. (350 lbs./caster).