Threaded Stem Caster 4 W 3/8-16 X 1-1/2, Allpoints, Mfr#: 262415

Swivel Threaded Stem Caster, No Brake;Black Soft Rubber Wheel;[4" Dia] X [1" Wide] ;(5/16 Axle), (5/16 Bore), (1-1/8 Hub Width);Tread Type Flat, Delrin Bearing, 115 Lbs;(Mount 3/8-16 X 1-1/2 Stud), ( Load Height 5");(Wheel Only # 28-1302