Advanced Research HBAR Profile 16" Barrel
Barrel delivers features you expect to find on a premium-grade rifle barrel at a remarkably economical price.
Back In Stock but limited quantity's so if it shows in stock we have them !!
16" Barrel, carbine length gas system
1:9 Twist Government Hbar 4150 CM Melonited
Chambered .223/5.56 x 45 mm NATO
2 Stage Lapped for Match Accuracy
HPT MPI & Rockwell Hardness Tested
All 100% Made & Machined in the USA
Made by Advanced Research in the USA Machined from Ordnance-Grade 4150 chromium-molybdenum alloy steel and Melonited for exceptional strength, Every barrel is magnetic particle inspected MPI. Proof Tested. Chambered for 5.56mm NATO, with 1-9" twist TWO stage lapped for super accuracy. Includes pre-installed barrel extension, with M4 feed ramp and locator pin. Gas port is drilled and muzzle is pre-threaded to accept _"-28 tpi accessories. .750 Diameter. This barrel is rated for 30,000 rounds PLUS the longest life of any Melonited barrel on the market where its and cryo treated it will just last much longer than most conventional barrels.