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Hardened Arms 16" 300 blackout Pistol Length Gas System Melonited 1/8 Barrel
Your Price $119.99
Hardened Arm's LLC AR15 300 Blackout Barrels are profiled and chambered to our exacting specs right here in our machine shop in the USA. Each barrel is made from steel produced in the US. American made, button rifled barrels, stress relieved and air gauged for superb accuracy and completed with a Melonited finish for excellent durability. We use only 4150 Chrome-Moly-Vanadium, referred to in the firearm world as "machine gun steel" its quality is above industry standard, bringing you an AR15 barrel that will outlast and out-shoot most other manufacturers' products.
Originally designed for the US Military in order to provide more knock down power for our troops in urban combat situations, the .300 Blackout has become very popular for hunting. Accurate, reliable and packing a punch, the .300 BLK is ideal out to 225 yards for hunting deer and feral hog.

Barrel Specs:
16" HBAR Profile
Chambered in 300 Blackout
4150 Chrome Moly Steel (Not Chrome Lined)
1 in 8 Twist Six Groove Button Rifled
Stress relieved barrel
Air gauged
Pistol length gas port
Melonite Finish
M4 Feed Ramps
5/8x24" Threaded muzzle
Manufactured in the US
.750" at gas block

Our barrels are made in the USA from solid bar stock, head spaced and are ready to assemble. Gas port tuned for reliability with your AR15 300 Blackout rifle or pistol using either supersonic or subsonic .300 Blackout ammo.
515 Tucker Ave Friday Harbor, WA 98250 |
Phone: 425-530-0837