AR-15 21″ 6MM ARC Match Grade Stainless Steel HBAR Upper Assembly

AR-15 21″ 6MM ARC Match Grade Stainless Steel HBAR Upper Assembly

The Moriarti Armaments AR-15 21″ 6MM ARC Match Grade Stainless Steel HBAR Upper Assembly comes complete with a MATCH GRADE Stainless Steel 416R Barrel, low profile Steel .875 Gas Block with Nitride Finish and a Stainless Steel Gas tube. Upper is finished off with a Free Float MLOK Handguard. 

• 21” length Barrel chambered in  6MM ARC 416R Stainless Steel Hand Lapped 5R Rifling
• 1:7.8 Twist Rate
• M4 Feed ramps
• 416R Heat Treated Stainless Steel
• HAND LAPPED – MATCH GRADE
• Rifle-Length Gas System
• .875 Gas Block Acceptance
• Barrel thread for Flash Hider or Muzzle break 5/8x24

Handguards - 15" free floating Mlok rail. Made from aircraft quality aluminum and black hardcoat anodized.

A3 flat top upper receiver - made from certified 7075-T6 aluminum forgings. Black hardcoat anodized to gov. specs. Forward assist and dust cover installed. M4 feedramps.

Gas system - low profile steel  .875 gas block. Rifle length gas tube.

Upper Assembly does not come with BCG and CH. Available on top of page.