8 Inch Red Poly on Cast Iron Caster Set with Ball Bearings 4 Swivel Lock 2 Brake

Listing is for a set of four (4) service caster series #30 casters, two (2) swivel casters with side lock brakes & bolt on swivel locks and two (2) swivel casters with a bolt on swivel locks, with 8" diameter by 2" wide red polyurethane on cast iron wheel and maintenance free precision ball wheel bearings capable of supporting a total weight of 5,000 lbs. (1,250 lbs./caster).