Allpoints 26-3270 4" Swivel Threaded Stem Caster - 1/2"-13 x 1 1/2" Stem, 240 lb. Capacity

threaded stem swivel caster w/o brake stem size 1/2"-13 x 1 1/2" wheel size 4" tread width 1 1/2" load height 5 1/8" accepts axel bolt 3/8" color black max load per wheel lbs. 240.