Components

CMMG Barrel and Bolt Group Kit, 16.1" 5.7x28mm The 5.7x28mm Barrel and BCG Kit allows you to build an AR in 5.7x28mm using CMMG’s patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems, Radial Delayed Blowback...

CMMG’s 5.7 AR Conversion Magazine holds 32 rounds of 5.7x28mm and fits in any standard AR15 lower receiver. To use, simply attach a CMMG 5.7x28mm Radial Delayed Blowback complete upper receiver to an existing AR15 lower. Then, insert CMMG’s 5...

CMMG Barrel and Bolt Group Kit, 8" 5.7x28mm The 5.7x28mm Barrel and BCG Kit allows you to build an AR in 5.7x28mm using CMMG’s patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems, Radial Delayed Blowback not...

CMMG Barrel and Bolt Group Kit, 16.1" 5.7x28mm The 5.7x28mm Barrel and BCG Kit allows you to build an AR in 5.7x28mm using CMMG’s patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems, Radial Delayed Blowback...

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly head spaced.16.1″ Medium Taper Profile 4140 Chrome Moly Salt Bath Nitride Finish inside and out 1:7 Twist...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR.  Ships with 25rd 22LR magazine.  For best performance use a round style hammer as notched hammers can cause...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with 3 10rd magazines.  For best performance use a round style hammer as notched hammers can cause function...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with 3 25rd magazines.  For best performance use a round style hammer as notched hammers can cause function...

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with a 10rd Magazine.  For best performance use a round style hammer as notched hammers can cause function...

This is a factory 25-round magazine for CMMG AR-15 .22 LR conversion kits With the same size and shape as a standard AR-15 magazine, these 25-round factory replacements feature steel internal springs and six hex-head screws for easy...

After extensive testing of magazines on the market for 458 SOCOM the Lancer L5 Advanced Warfighter Magazine was the top choice due to the polymer body and steel feed lips. The CMMG-modified Lancer L5-AWM takes this top of the line magazine and perfects...

.350 Legend 10 Round Capacity Stainless Steel Body, Black Finish Anti-Tilt Follower Weight 3.2 oz

.350 Legend5 Round Capacity Stainless Steel Body, Black Finish Anti-Tilt Follower Weight 3.2 oz

CMMG / Aero Precision M5 (.308) lower parts kit helps you to build a custom .308 AR from the ground up. Mil- spec dimensions and coating ensure the highest quality and correct component interface. This lower parts kit does not...