Weldless Box Spacers (WBX)

  • No tools, welding, or tying required for this unique "spring-type" spacer.
  • For proper positioning of two reinforcement cages.
  • WBX Stock sizes with 1" spacer loops for C-1433 (C-789) boxes.


  • Saves time and labor: no welding or tying.
  • For large diameter pipe and box culverts requiring 1'' of concrete cover from the inner and outer forms.
  • Stock sizes are avaiable for standard wall thicknesses from 4'' to 12" in 1" increments.
  • Assures exactconcrete cover everytime.
  • Manufactured from resilient #6 gauge spring wire for high strength.
  • Will attach to circumferential wires up to W12 (0.391" dia.).
  • Trial lots for production testing will be shipped on request at no charge.

All products manufactured in the U.S.A.

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Eastern States Steel Corporation is a leading supplier of wire reinforcement spacers for reinforced concrete pipe, box culverts, and other reinforced precast concrete products. The corporation was founded in 1963 and has expanded to include...read more?