Mounting options include top plate, bolt hole, expanding stem and standard and metric threaded stem sizes.
/caster). Listing is for a set of four (4) Service Caster Series #20 3/4" expanding stem 316 stainless steel swivel casters with 3" diameter by 1-1/4" wide red polyurethane wheels and total locking brakes capable of supporting a total weight of 1,000 lbs. 3 Inch 316SS Red Poly Swivel 3/4 Inch Expanding Stem Caster Set Lock Brake SS316 casters are ideal for light and medium duty material handling, carts, equipment, and shop projects.(250 lbs.