Airstream Fortress GasLock

Allows propane tanks to be securely locked when mounted to Airstream trailers.  Not only does it prevent propane tank theft, but it also prevents the lid from being removed from the LP cover on the newer trailer models.

Part number A7770 (1/2" rod) and A7771 (3/8" rod)

SKU
airstreamlock
As low as $82.99

Due to the extremely high volume of orders we regularly experience, please allow up to 5-10 business days for your product to ship out and to receive your shipping tracking number (EcoHitch product only). All other product ships within one to three business days.

Free shipping on orders over $100 to the lower 48 states.

Find your Certified EcoHitch® Installer with our Installer Locator!


The Airstream Propane Lock allows propane tanks to be securely locked when mounted to trailers, towables and RVs.  Designed with high impact military grade aluminum, it is the only lock available for propane tanks in the industry.  The Fortress GasLock is proudly made in the USA.

Fortress GasLock Features

  • Allows tanks to be securely locked when mounted to trailers, towables and RVs
  • Only lock available for propane tanks in the industry
  • Now available for all Airstream trailers
  • No tools, no modifications, installs in seconds
  • Affordable investment
  • Fits 3/8” and 1/2” threaded rods
  • High impact military grade aluminum
  • Proudly made in the USA  

Kit includes:

  • One GasLock assembly
  • One lock with 2 keys
  • Theft deterrent sticker
Write Your Own Review
You're reviewing:Airstream Fortress GasLock