CMMG

Perfect for building your custom ar15 upper group.Comes with properly installed m4 barrel extension.All barrel sub-assemblies are properly headspaced.Caliber Or Gauge: 300 AAC Blackout/Whisper (7...

Cmmg's barrel sub-assembly is ideal for building your custom ar-15 upper group.It comes with properly installed m4 barrel extension.The barrel is constructed of 4140 chrome moly with a slat bath...

Length: 16.10"Model: Barrel Sub-Assembly

Cmmg's barrel sub-assembly is ideal for building your custom ar-15 upper group.It comes with properly installed m4 barrel extension.Caliber Or Gauge: 223 Remington/5.56 NATOLength: 16.10"Model:...

Cmmg's barrel sub-assembly is ideal for building your custom ar-15 upper group.It comes with properly installed m4 barrel extension.Caliber Or Gauge: 223 Remington/5.56 NATOLength: 16.10"Model:...

The 16.1" 5.7x28mm Barrel and BCG Kit is perfect for building an AR pistol or SBR in 5.7x28mm using CMMGs patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems,...

High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure...

This BCG is designed to operate with either 6.5 Grendel or Hornadys new 6mm ARC. Will not work with CMMG MkW platform. It is designed for standard AR variants.Features :CALIBER: 6.5 Grendel/6mm ARC

High quality components and precise manufacturing make CMMG parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure...

Complete Mk3 bolt carrier group.Features :8620 Steel CarrierPhosphate Finish9310 Steel Bolt

Cmmg parts kit, ar15, bolt rehab.Kit includes firing pink, firing pin retain pin, three gas rings, extractor o-ring, extractor pin, extractor, bolt carrier retaining pin and extractor retaining pin...

Swapping your bolt carrier group with a cmmg conversion bolt group takes only seconds to install and is piston compatible.This.22 conversion kit operates on direct blowback, and do not utilize the...