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

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

1-15/16" Plain Bore

For a metal wheel with similar capacities and durability

} } Capacity:660 lbs

Common Applications: Heavy Duty Platform Trucks

4" x 2" Ductile Steel Wheel Kingpinless Swivel Brake Caster - 1,500 Lbs Capacity wheel-diameter-3-1/2-inch 4" x 2" Forged Steel4" 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