Shepherd Hardware 9496 3-Inch Soft Rubber Threaded Stem Caster with Side Brake, 3/8-Inch Stem Diameter, 150-lb Load Capacity 3/8 inch x 16 x 1-1/2 inch Threaded Stem 150-lb Load Capacity Includes side brake	Swivels 360 degrees 1-1/4 inch tread face