OneHole Firewall Penetration Kit

This simple and effective firewall penetration kit installs in 1" diameter hole. Made from 304 Stainless Steel. No riveting, just “One-Hole”.

Installation is incredibly simple: make a 1" diameter hole, insert the stainless steel grommet, then install the retaining ring in the back.

Kit Includes (1) Firewall Grommet, (1) Retaining Rings, (10”) Firesleeve, (2) Hose Clamps, Installation tools and instructions. Hole cutter not included.