Ensures a seamless connection between your firearm and suppressor systems that utilize a 3 lug mount; Specifically designed to facilitate the attachment of .45 ACP suppressors to firearms with a 9/16x24 thread pitch; Ideal for shooters who need to switch between suppressed and unsuppressed configurations efficiently; Perfect for use with Rugged Suppressors models designed for .45 ACP; Constructed from durable materials and finished with a matte black coating