Swivel Square Stem Caster Set 4 w/3.5 x 1.25 Wheel

Listing is for four (4) Service Caster Series #20 swivel casters with a 3-1/2 diameter by 1-1/4 wide black polyurethane wheels and a 7/8 inch square stems. Supports a total weight of 1,000lbs (250lbs/per caster). The zinc plated finish provides durability under any condition, while the non-marking, non-marring polyurethane wheels perform especially well on hard surfaces such as concrete, tile, and wood. The square stems are designed to be bolted or riveted onto the inside of angled iron legs or against any flat surface. All rolling on a finely crafted ball bearing design that keeps you moving forward.