Guardrail Post Cap

Also called a column cap, tube cap, post plug, or post cover.

Available Profiles: Round post caps and square post caps.

Function: Securely caps the top of open steel posts to shield the interior from rainwater, dirt, and internal oxidation/rusting.

Material: Stamped Q235 cold-rolled steel plate.

Finish: Hot-dip galvanized or Galvanized + Powder Coated (color-matched to your guardrail system, such as Grass Green or Slate Gray).