Hardened Arms 16" 5.56 Stainless HBAR 1/9 Barrel
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 Magnesium Phosphate for excellent durability.
16" HBAR Profile
Chambered in 5.56 (Will also shoot .223)
Certified 416R Stainless Steel
1 in 9 Twist Six Groove Button Rifled
Carbine length gas port
M4 Feed Ramps
1/2x28" Threaded muzzle
Manufactured in the US
.750" at gas block
barrels are made in the USA from solid bar stock, headspaced and are
ready to assemble. Gas port tuned for reliability with 5.56 or .223.