Aero Precision M4E1 Enhanced Upper Receiver and Quantum M-LOK Handguard Combo - Anodized

SKU# 2437 | by Aero Precision
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Manufacturer's Description

Save big when you buy the M4E1 Enhanced Upper Receiver and Quantum Handguard Combo! Our state-of-the-art Enhanced Upper Receiver combines the handguard mounting platform with the upper itself, condensing the parts needed to mount a free-floated handguard to a mere 8 Screws

This Upper Receiver Handguard Combo now includes our Quantum Handguard! Our Quantum Free Float Handguards minimize bulk while providing an adaptive system that is big on features. With multiple mounting options, this affordable, rigid system can adapt to any mission.


  • AR-15 M4E1 Enhanced Upper Receiver
  • Quantum Handguard of choice ( 7" | 9" | 12" | 15" )
  • Handguard mounting Screws/li>
  • Removable 4-slot picatinny rail section

Enhanced Upper Receiver Features:

  • M4 Feedramps
  • .250 takedown pin holes
  • Lazer engraved T-marks
  • Comes assembled, with dust cover and forward assist installed
  • Machined from 7075-T6 forged aluminum

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 M-LOK accessories
  • 1.78" inside diameter fits most muzzle devices and 1.5" suppressors
  • Compatible with low profile gas blocks


  • Made In AMERICA Yes
  • Platform: AR-15
  • Weight: 23.84 oz

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Bruce D.
United States

Hand guard combo

Hand guard combo fast shipping. Fills good ,great price and by the way I bought the barrel 223 wyld too I like both can't wait to put it together to try it thanks

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