18" 5.56 Rifle Length W/15" AR15 ATLAS S-One M-LOK Handguard Complete Upper

Includes:

• BA AR15 Assembled Upper Receiver
• BA 15" AR15 ATLAS S-One M-LOK Handguard
• 18" 5.56 SPR Profile Rifle Length Barrel, Modern Series
• Rifle Length Melonite Gas Tube
• Product comes completely assembled
• This complete upper does not include a BCG, Charging Handle, or Muzzle Device. These products may be selected as add-ons under the drop-down menus
• All Parts Made in the USA

AR15 Upper Features:

• Forged from 7075-T6 aluminum
• M4 Feedramps
• .250 takedown pin holes
• Laser engraved T-marks
• Includes port door and forward assist

18" 5.56 SPR Profile Rifle Length Barrel, Modern Series Features:

• Twist: 1:7 inches
• Threading: 1/2X28
• Material: CrMoV
• Finish: QPQ Corrosion Resistant
• Gas Block Journal: .750
• Gas System Length: Rifle Length
• Weight: 41oz