YES! There is in fact a three lug 45 adapter for my Rugged Obsidian 45!! Perfect.Is there a barrel extension that will work on your gun?
Are you suppressing your 'pistol'? A tri-lug adapter would add length as well as functionality. Obviously it would have to be permanently attached.
3-Lug Muzzle Device - SilencerCo
The .45 caliber 3-Lug Muzzle Devices must be used only with .45 caliber 3-Lug Mounts. The 9mm 3-Lug Muzzle Devices must only be used with 9mm 3-Lug Mounts.silencerco.com
.45 ACP 3 Lug Mount
Our internal 3 Lug Mount pistol accessory allows you to quickly attach the Obsidian45™ to 3 lug barreled firearms and 3 lug adapters for easy & secure mounting.
ruggedsuppressors.com
.45ACP 3 Lug Adapter
The .45ACP 3 Lug Adapter, featuring our Go/No Go Gauge, ensures proper suppressor attachment, offering a reliable and safe shooting experience.
ruggedsuppressors.com