Low Profile Billet Aluminium Filler Cap & Bung - 3" Female weld-on bung - Black Cap

This cap and bung assembly includes a weldable aluminium female bung. The lightweight, low profile non vented cap is CNC machined from 6061-T6 billet aluminium. Cap comes with Buna N and EPR O-rings. All coloured caps are anodised. Available in 8 different finishes.