Rugged Suppressors OA006 3 Lug Adapter 9mm Luger 5/8"-24 tpi Threads, Black

Rugged Suppressors 3-Lug Adapter 5/8x24 (Model OA006) is a barrel adapter for 9mm barrels threaded 5/8x24. It converts your threaded muzzle to a standard HK-pattern 3-lug interface, allowing quick attach convenience with compatible 3-lug mounts. It features Rugged’s patented Go/No Go Gauge to confirm proper suppressor attachment before shooting. The adapter is made for 9mm HK specifications and is not compatible with .45 ACP. Recommended installation includes using Red Loctite and torquing to 20–25 ft-lbs, following barrel maker's guidance. This adapter is designed to work with suppressor-side 3-lug mounts like the Obsidian9 3-lug mount.