M5E1 Enhanced 20" .308 CMV Quantum Handguard Complete Upper Receiver

This Complete Upper includes our Quantum Handguard!

Includes:

• M5E1 Assembled Upper Receiver
• 15" M-LOK Quantum Handguard
• 20" .308 CMV Barrel
• Low Profile Gas Block and Rifle Length Gas Tube
• Product comes assembled
• This complete upper does not include a BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab

M5E1 Upper Features:

• Forged from 7075 T6 aluminum
• Precision machined to our specs
• M4 feedramps
• Laser engraved T-marks (Anodized only)
• .2795” takedown pin holes
• Accepts standard AR .308 components
• Comes with forward assist and port door installed
• Handguard mounting platform is forged into the receiver

Quantum Handguard Features:

• 1pc free float design
• Removable 4-slot picatinny rail section for front sight
• Built in anti-rotation tabs
• 7 mounting surfaces for KeyMod accessories
• 1.78" inside diameter fits most muzzle devices and 1.5" suppressors
• Compatible with low profile gas blocks

20" .308 CMV Barrel Features:

• Twist: 1 in 10
• Threading: 5/8 x 24
• Material: 4150 Chrome Moly Vanadium Steel
• Finish: QPQ corrosion resistant finish both inside and out
• Gas Block Journal: .750
• Gast Port: .087
• Gas System Length: Rifle
• Weight: 59.68oz
• DPMS Barrel Extension
• HP and MPI Tested