Equipment Exchange » AR15 Parts - New - Upper Receiver. Many shooters are initially drawn to the AEM5 based off it's Ops Inc linage and design for the U.S. Military's MK12 Special Purpose Rifle. Suppressor Accessories Tactical Gear Targets & Accessories Training & Safety Gear Windmeters & Flags ... OPS, INC. (In Stock) 2.0 (1) R3E2C MUZZLE BRAKE .866 6 MM. Times with crush washer. Ops Inc. is a company that has been making suppressors for the military for almost twenty years now. This collar will work with both MK12 MOD0, and MK12 MOD1 builds. It was originally designed as a suppressor for downed pilot use with a Ruger Mark 2 pistol. The video is not a 15th model Ops Inc suppressor. It's for the Ops Inc Model 12 SPR MBS suppressor. Brake Threads: 1/2-28, 5/8-24 Ionbond DLC finish (monocolor dark gray) A 20 degree taper on the adapter locks the silencer onto the barrel. There is a collar on the barrel and many SPR barrels will have a ridge machined for it. The AEM5 attaches to the weapon via a mount(not included) and a collar that goes over the barrel for alignment. Allen Engineering. It is not a suppressor mount. Searched the hide and cant find anything good bad or otherwise about SF cans aside for a thread regarding a lawsuit. The suppressor mounts via threads on the outside of the mount centering on the adapter fitting. OPS, INC. (In Stock) 0.0 .970 30 CALIBER MUZZLE BRAKE. This is the same great suppressor produced by Ops, Inc. For those who don't know, Ron Allen created the Ops, Inc. #12 suppressor, and then started his own company. AR-15 AK-47 Handgun Precision Rifles Armory Training Competitive Shooting General Outdoors Archery Hometown Industry. It is a 14th model suppressor. Smith Enterprise Vortex Ops inc Flash hider suppressor mount. Allen Engineering (Ops Inc) Mk12 AEM-5 Suppressor - knurled Allen Engineering AEM5 Ops Inc #12 .223/5.56MM Suppressor - MK12 Type also used on NSW Recce rifles. This 3-prong flash hider is compatible with the Specwar 5.56 and 7.62, and Harvester Big Bore/Omega ASR mounting system. We took our CB series brake and removed the suppressor mount interface. The knurled collar on the actual muzzle break unscrews and serves as a thread protector for the threads which mount the suppressor. Are these decent supressors? About AR15.COM. The company is known for its “back over the barrel” suppressors that use a two point mount. Makers of premier Silencers for Modern Precision Firearms This is an excellent muzzle brake only. The AEM5 is the direct fit replacement for your MK12 SPR. 1/2x28 threads mount the AEM5 to the muzzle device, while a 20 degree taper on the adapter locks the suppressor to the barrel itself. Caliber: 5.56 For properly contoured MK12 SPR barrels, this collar is required to properly mount the AEM5 or AE22. Previously, the company has served only the military market and not been interested in the civilian market.