AR15 8" .300 Blackout No Forward Assist Complete Upper w/ 7.3" M-LOK ATLAS S-ONE Handguard - OD Green Anodized

This AR15 Complete Upper Receiver, paired with the S-ONE handguard streamlines the appearance of your next AR15 build by removing the Forward Assist. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can maximize the weight savings for your next build.

NOTE: This part features a colored anodized finish. These finishes are held to different aesthetic standards than parts finished in black anodizing or Cerakote. For more information on colored anodizing visit our Knowledge Center.

Includes:

• AR15 No Forward Assist Assembled Upper Receiver
• ATLAS S-ONE Handguard
• 8" .300 Blackout Pistol Pistol Barrel
• Low Profile Gas Block and Mid-Length Gas Tube
• Product comes assembled
• This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab
• The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel. Per the National Firearms Act, the muzzle brake MUST be pinned and welded to achieve the necessary 16" as defined by the ATF for a rifle build.

AR15 NO FORWARD ASSIST UPPER FEATURES:

• M4 Feedramps
• .250 takedown pin holes
• Laser engraved T-marks
• No forward assist provisions

S-ONE FEATURES:

• Full and rear picatinny rail
• Eliminated center of top rail for weight reduction
• Indexing grooves in 12:00 position for positive grip control
• Quick disconnect sling socket at the 3, 6 and 9 o'clock positions
• Compatible with low profile gas blocks
• 1.3” Inside diameter
• 1.5” Outside diameter
• Compatible with mil-spec AR15 upper receivers and barrels
• NOT Compatible with M4E1 Enhanced Upper Receivers

8" .300 BLACKOUT PISTOL-LENGTH BARREL FEATURES:

• .300 Blackout
• QPQ Finish
• .750" gas block journal
• Pistol-length gas system
• M4 Feed Ramp Extension
• HP and MPI tested
• Standard A2 Flash Hider