6" x 2" Cast Iron Wheel Kingpinless Swivel Caster - 1,400 Lbs Capacity wheel-type-cast-iron Wheel Tread Shape:Flat Temp Range:

Wheel Tread Shape:Flat Temp Range: -40˚F to 600˚F Wheel Color:Silver Weight:1

6" x 1-1/2" Double Flanged Cast Iron Wheel Rigid Brake Caster - Part # 146DFCI620RB

check out our premium forged steel wheel casters

Ductile steel s a combination of alloys that give it a much higher weight capacity than standard cast iron wheels

Wheel Type:Forged Steel V-Groove

6" x 2" Cast Iron Wheel Kingpinless Swivel Caster - 1,400 Lbs Capacity wheel-type-cast-iron Wheel Tread Shape:Flat Temp Range:6" x 2" Cast Iron Wheel Kingpinless Swivel Caster Part # P51062CIRB 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.