https://bandcip.com/kingpinless-4-x-2-ductile-v-groove-rb-1500-lb-capacity/
4" X 2", Kingpinless, (DV) Ductile V-Groove Wheel | B & C Industrial Products, Inc.
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https://bandcip.com/product-category/casters/by-wheel-type/dv-ductile-v-groove/
V-Groove Ductile Wheels (DV) | Precision Tracking & Strength
(DV) Ductile Iron V-groove wheels ensure precise tracking on rails. Ideal for heavy-duty industrial applications. In stock for quick shipping.
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https://bandcip.com/kingpinless-6-x-2-1-2-ductile-v-groove-rb-3500-lb-capacity/
6" X 2-1/2" Kingpinless Swivel Caster, (DV) Ductile V-Groove Wheel | B & C Industrial...
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