dapter Loks keep 1-1/2″ and 2-1/2″ adapters organized and ready to use.Adapters easily slide on and are retained by the locking feature. Simply depress the highly visible lock to remove the adapters. Molded from high quality materials. Accepts both double male and double female adapters. Includes Spacer Ring to allow for variations in adapter lengths. Weather, UV resistant. Impact resistant. Non-conductive. Standard & Pac Trac mounting hardware included.