Colt M4 Commando 5.56 Heavy Barrel Assembly w/ Fixed Front Sight - 11.5"

The Colt M4 Commando Heavy Barrel Assembly features a 5.56 NATO-compatible AR-15 barrel with fixed front sight, ideal for shooters looking to build a short but highly capable AR-15 that utilizes iron sights. The 11.5" barrel features a heavy profile with Chrome Moly construction, a carbine length gas port, and a 1 in 7 rate of twist. The 1/2x28 threaded muzzle is left bare, allowing shooters to utilize a wide range of muzzle devices to fit their specific build. The barrel is chrome lined for increased durability. The matte parkerized provides excellent corrosion-resistance. Made in the United States.

Features:

• 5.56 NATO barrel assembly
• Barrel length: 11.5"
• Thread pattern: 1/2x28
• Rate of twist: 1 in 7
• Chrome lined: yes
• Gas system compatibility: carbine length
• Fixed front sight gas block
• Bayonet lug
• Made in the USA