Quality AR 15 uppers, AR15 parts, AR-15 rifle manufacturer. Friday Harbor, WA
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Hardened Arms 16" 300 blackout Pistol Length Gas System Melonited 1/8 Barrel
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Your Price $179
Hardened Arm's barrels are made to our exacting specs right here in the USA. Each barrel is button rifled for superb accuracy and finished with Melonited for excellent durability.

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 extension
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 300 Blackout  ammo Supersonic and Subsonic
515 Tucker Ave, Friday Harbor, WA 98250 | sales@hardenedarms.com
Phone: 425-530-0837