Brn-4 Barrels 5.56X45MM

Brn-4 Barrels 5.56X45MM

Cartridge: AKK_5.56 x 45
Contour: Heavy
Finish: Black Nitride
Gas System Length: 416
Length: 10.4''
Make: Brownells
Make: Heckler & Koch
Make/Model: Brownells|Brn-4
Model: Brn-4
Muzzle Threads: 1/2-28
Twist: 1-7


Manufacturer: Brownells
Model:

Enter your ZIP code for an exact shipping cost on this item. Hazardous-materials fees, where they apply, are included in the total shown.

Read our full shipping policy

Firearms must ship to a licensed dealer (FFL), who completes the transfer and the required background check when you collect the item.

How FFL transfers work · Terms of sale · Product and legal restrictions