Energetic Armament TB Mount Compatible with Threaded Muzzle Devices 1.375x24 Thread Pattern Machined from Titanium DLC Finish Black. 375x24 silencers to attach to 3rd party rifle muzzle devices. Specifications for Energetic Armament TB 1.375x24 Mount: Manufacturer: Energetic Armament Color: Black Finish: DLC Black Threads per Inch: 1.375x24 Additional Features: TB Mount Blade Finish: DLC Features of Energetic Armament TB Mount Compatible with Threaded Muzzle Devices 1.375x24 Thread Pattern Machined from Titanium DLC Finish Black: Machined from Titanium Package Contents: Energetic Armament TB 1.375x24 Mount