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Aero Precision

Aero Precision M4E1 upper receiver

Product Code : 815421022339

$199.99
20 left in stock

Mfg Item #: APAR600201AC

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The M4E1 upper receiver is a one-piece design combining the handguard mounting platform with the upper itself. It is machined from 7075-T6 aluminum with, M4 feedramps, .250 takedown pin holes, and supports barrels with a diameter up to 1". Included is a barrel nut and wrench, port door, and forward assist. NOTE: This upper is not piston-kit compatible. Requires charging handle, barrel, handguard, gas block, muzzle device, gas tube and BCG (Bolt Carrier Group) to complete.

TypeSemi-Complete
SeriesEnhanced Receiver
SightsNone, Optic Ready
Caliber5.56x45mm NATO
HandguardsFree-Floating
Handguard FinishBlack Hard Coat Anodized
Receiver Description7075-T6 Aluminum

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ATTENTION: If you are ordering the last of an available quantity and you do not check with an associate of Crossroads Firearms before placing your order. You may be at risk of getting a full refund/ cancellation if our in house inventory or distributors are out of stock before your online order has been processed.