4" x 2" Ductile Steel Wheel - 1,500 Lbs Capacity steel ball transfers 300˚F (Dependent upon bearings) Mounting

300˚F (Dependent upon bearings) Mounting Plate: 5-1/4" x 7-1/4" Wheel Hardness:  Rockwell 80B Bolt Hole Pattern: 3-3/8" x 5-1/4" slotted to 4-1/8" x 6-1/8" Wheel Color: Silver Mounting Bolt Size: 1/2" or Smaller Link to Replacement Wheel: P063002039 Weight: 25 lbs

and durability of all caster wheels

desktop-only table tr:nth-child(odd)

Bearing ID: 3/4" Hub Length 1-1/2" Wheel Installed: 1

Forged steel wheel casters are the premium of all the steel wheel casters

4" x 2" Ductile Steel Wheel - 1,500 Lbs Capacity steel ball transfers 300˚F (Dependent upon bearings) Mounting4" x 2" Ductile Steel Wheel Part # LDS420 Ductile steel has similar capacities, impact strength, and durability when compared to forged steel wheels, but is more economically priced. Ductile steel is a combination of alloys that provide a much higher weight capacity than cast iron wheels, but not quite the capacity and durability of forged steel wheels. While ductile steel is very resilient, it is tough on floors and could lead to floor damage. For