HEAVY-DUTY DUAL-WHEEL CASTER SWIVEL Product No.   H300-4UM-DW Dia.   4" Width   4" Cap. (lbs.)   1400 Type   Plexite O.A. Height   5-1/2" W.x L.   4-3/4 x 6-5/8" Top Plate Bolt Hole   2-7/16 x 4 15/16" slotted to 3-3/8 x 5-1/4" Wt. (lbs.)   10 Price Ea.   $90.06 Quantity: