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AERO PRECISION M4E1 10.5" 5.56 COMPLETE UPPER - QUAD PICATINNY RAIL W/PINNED FSB
AERO PRECISION M4E1 10.5" 5.56 COMPLETE UPPER - QUAD RAIL W/PINNED FSB
 
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Price: $494.99
Sale Price: $426.93
Savings: $68.06

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Availability:: Usually Ships in 24 Hours
Product Code: APAR640211Q3
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Description
 
An exceptional complete upper that is perfect for your NFA SBR or Pistol build. The vaunted M4E1 upper with a pinned Front Gas Block makes for a supremely cool and reliable upper that is perfect for mounting your IR, white light, and thermal optics.

  • This assembly does not include BCG or Charging Handle
  • 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.
Features
M4E1 Upper Features:
  • Forged from 7075 T6 aluminum
  • Precision machined to M4E1 specs
  • M4 feed-ramps
  • Matte black hard coat anodized Mil 8625 Type 3 Class 2
  • Laser engraved T-marks (Anodized only)
  • Comes assembled, with port door and forward assist installed
  • Accepts standard AR15/M16 components
  • Hand-guard mounting platform is forged into the receiver
  • Works with Aero Precision hand-guards but also fits most BAR-system hand-guards
Enhanced Handguard Features:
  • 1pc free float design
  • Rail is Machined from 6061-T6 Aluminum
  • Built in Anti-Rotation tabs
  • Picatinny rails
  • Continuous top rail
  • 1.8" inside diameter fits most muzzle devices and 1.5" suppressors
  • Compatible with low profile gas blocks
  • GEN 2 Feature - Quick disconnect sling socket at the 3, 6, and 9 o'clock positions
  • GEN 2 Feature - Additional milling along flats to aid with gripping and add visual appeal
  • GEN 2 Feature - New Profile for the continuous picatinny top rail
10.5" Barrel w/ Pinned FSB Features:
  • 5.56 Nato, 10.5" carbine gas, 1/7 twist, 4150 CrMoV, with F marked FSB taper pin
  • .750 gas block journal
  • Carbine gas system
  • M4 Feed Ramp Extension
  • HP and MPI tested
  • Standard A2 flash hider
  • Weight: 34 oz
  • Front sight block comes without sling swivel

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