4" x 2" Ductile Steel Wheel Kingpinless Swivel Brake Caster - 1,500 Lbs Capacity wheel-diameter-3-1/2-inch 1-15/16" Plain Bore

1-15/16" Plain Bore

All four casters together give you a total capacity of 3600 lbs

866") Groove Depth: 8mm (

4" x 2" Forged Steel V-Groove Wheel Kingpinless Rigid Caster - Part # P5004200VG2

3" x 1-1/4" Cast Iron V-Groove Wheel - Part # LVG314

4" x 2" Ductile Steel Wheel Kingpinless Swivel Brake Caster - 1,500 Lbs Capacity wheel-diameter-3-1/2-inch 1-15/16" Plain Bore4" x 2" Ductile Steel Wheel Kingpinless Swivel Brake Caster Part # P51042DUCTTLB Manufactured from a high strength steel alloy, ductile steel offers improved capacity, durability & impact resistance compared to standard cast iron wheels. Ductile steel provides approximately 45,000 PSI tensile strength & features a thicker tread, spokes & hubs to withstand abusive industrial applications. Its moderately crowned tread design further reduces friction