4" x 2" Cast Iron Wheel Swivel Caster - 900 Lbs Capacity nose rollers *Temperature range dependent upon bearings

*Temperature range dependent upon bearings selected

5" x 1-1/4" Steel Wheel Rigid Caster - Part # Q5250R01STL

Hole Spacing: 2-7/16" x 4-15/16" slotted to 3-3/8" x 5-1/4" (See pictures for drawing)

Swivel Construction: Kingpinless - Heat Treated

4" x 2" Cast Iron Wheel Swivel Caster - 900 Lbs Capacity nose rollers *Temperature range dependent upon bearings4" x 2" Cast Iron Swivel Caster Part # 146CIRB420S Cast iron is the industry standard metal caster wheel used across a wide range of heavy duty applications. This wheel differs from traditional cast iron designs because it is classified as semi steel. With reduced carbon content & additional steel blended into the casting, it delivers improved capacities, strength, durability & impact resistance compared to standard cast iron wheels. In addition to