Swivel Plate Caster Load Rating 10 000 lb. Wheel Dia 6 In. Wheel Width 3 In. Overall Height 8-1/2 In. Wheel Material Forged Steel Inside Bolt Hole Spacing 3-7/8 x 5-3/4 In. Outside Bolt Hole Spacing 5-1/8 x 6-1/4 In. Plate Type A Wheel Color Clear Core Material Forged Steel Raceway Hardened Precision Roller Wheel Bearings Precision Tapered Roller Replacement Wheel Mfr No W-630-FST-1-1/4 Plate Size 6-1/2 x 7-1/2 In. Includes Spanner Bushing Core Color Silver