4 Inch Semi Steel 12 Inch Threaded Stem Caster Set with Brake

Listing is for a set of four 4 Service Caster Series 20 swivel casters, four 4 swivel 12 threaded stem casters with posi lock brakes, 4 diameter by 112 wide semi steel cast iron wheels Supports a total weight of 1,200lbs 300lbsper caster When searching for a reliable and durable solution to your caster needs, consider Service Casters Series 20 roller bearing semisteel cast iron casters The Service Caster Series 20 is ideal for light and medium duty material handling, carts, equipment, and shop projects The zinc plated finish provides durability under any condition, while the semisteel wheels are abrasion resistant and rugged, maintaining effortless rolling under heavier loads, and provides a costeffective solution over steel wheels The roller bearing is capable of carrying greater loads while also providing smoother rolling motion It has a split outer race shell into which the roller assembly is inserted Combination sealthrust retainer washers protect the bearing from dirt, water, and chemicals They also help absorb thrust friction Note roller bearing must be used with hardened spanner bushing or hardened shaft Mounting options include top plate, bolt hole and standard and metric threaded stem sizes