Solid Poly Wheel Swivel Expanding Stem Caster Set 2 Brakes SCC TLB 4" x 1-1/2"

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