AR-15 .224 Valkyrie 20" Spiral Stainless Steel Upper Assembly – M-LOK

.224 Valkyrie Upper: Specs & Features

The Moriarti Armaments AR-15 .224 Valkyrie 20″ spiral fluted stainless steel upper assembly comes complete with a MATCH GRADE Stainless Steel 416R Barrel, low profile Steel .750 Gas Block with Nitride Finish and a Stainless Steel Gas tube. Upper is finished off with a 15" rifle length Mlok Free Float rail and A2 flash hider. 

Barrel - 20” .224 Valkyrie Match Grade 416R Stainless Steel Barrel, spiral fluted. .224 Valkyrie Match Grade 416R Stainless Steel Barrel Rifle Length Gas and 1:7 Twist. U.S. made and manufactured to MIL-SPEC specifications exceeding the ISO-9002 Quality Standard. Provided with a Limited Lifetime Manufacturer Warranty against defects. 

Specifications:

• 20” length Barrel
• Medium Contour Barrel (Tapered)
• .224 Valkyrie Chambered
• 1:7 Twist Rate
• M4 Feed ramps
• 416R Heat Treated Stainless Steel
• HAND LAPPED – MATCH GRADE
• BARREL IS – AIR GAUGED 
• Rifle-Length Gas System
• .750 Gas Block Acceptance
• Barrel thread for Flash Hider or Muzzle break 1/2 x 28

Handguards - 15" free floating Mlok. 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  .750 gas block. Rifle length gas tube.

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

NOTE: Images may not be an exact representation of the product.

FAQ

Will this upper fit my AR-15 lower?

Yes. It fits a standard mil-spec AR-15 lower receiver.

What bolt and magazines do I need?

A 6.8 SPC-type bolt carrier group and 6.8 SPC / .224 Valkyrie magazines. A standard 5.56 bolt will not work.

What twist rate does it use?

A 1:7 twist, for the long, heavy bullets .224 Valkyrie is known for.

Related: .224 Valkyrie uppers · all AR-15 upper assemblies