Product Description
The CMMG Barrel Sub-Assembly is a dependable foundation for building or refreshing an AR-15 upper. This 16.10-inch 5.56x45mm NATO barrel is made from 4140 chrome-moly steel and finished in black nitride for enhanced wear and corrosion resistance. Built with an M4 profile and carbine-length gas system, it comes with a properly installed M4 barrel extension to help ensure correct fitment during your upper build.
Product Highlights
- 16.10-inch AR-15 barrel sub-assembly designed for 5.56x45mm NATO chambering
- Durable 4140 chrome-moly steel construction with black nitride (salt bath nitride) finish
- Carbine-length gas system and M4 profile for a proven, versatile configuration
- Properly installed M4 barrel extension for simplified upper receiver assembly
- Threaded muzzle (1/2x28) for compatibility with common 5.56 muzzle devices and suppressor mounts
Specs
- Brand: CMMG
- Manufacturer Part Number: 55DE10A
- UPC: 815835014067
- Type: Barrel Sub-Assembly
- Caliber/Chamber: 5.56x45mm NATO
- Barrel Length: 16.10 in
- Barrel Material: 4140 chrome-moly (chromoly) steel
- Finish/Color: Black nitride (salt bath nitride)
- Gas System Length: Carbine
- Profile: M4
- Muzzle Threads: 1/2x28
- Compatibility: AR-15
- Barrel Extension: M4 (installed)
- Item Weight (approx.): 1.9 lb
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