13.7 Pinned and Welded Extended Flash Hider (1/2-28) Plan-B Compatible Suppressor Mount

The Comstock Armory 13.7 Pinned and Welded Extended Flash Hider Plan-B Compatible Suppressor Mount is available now from LM Ironwerks, a licensed FFL/SOT dealer in Louisville, Kentucky.

Flash hider compatible with common .900″-24 adapters like the Comstock LPA, Q Plan-B, and Rearden Atlas. The FHXL is designed to reach 16″ when pinned and welded to most 13.7″ or 13.9″ barrels and also redirects expanding gasses outwards to significantly reduces blast baffle wear.

• Allows for the quick attachment and removal of suppressors
• High strength 17-4 PH stainless steel
• Durable black nitride finish
• Standard 1/2-28 threads for use on 5.56/.223 barrels
• 3/4″ wrench flats for easy installation and removal
• Effectively hides muzzle flash
• Rotationally symmetric and does not need to be timed with shims
• Predrilled for easy pinning and welding on 13.7″ and 13.9″ barrels
• 0.750″ rear profile to match the contour of common AR15 barrels
• 2.94″ overall length (~2.3″ length added to muzzle)
• 3.3 ounces

Buying the Comstock Armory 13.7 Pinned and Welded Extended Flash Hider Plan-B Compatible Suppressor Mount from LM Ironwerks

It ships directly to the address you enter at checkout, so no dealer transfer is needed. In addition, our team reviews every order before it ships. Have a question about fit or compatibility? Contact us before you order and we’ll help. Looking for something different? Browse all of our suppressor parts.