AR15 Left Handed 14.5" 5.56 Carbine-Length M4 QPQ Complete Upper w/ 13.5" Slimline Handguard - Anodized

This complete upper is Left-Handed and includes our Slimline Handguard. The slimline line of handguards have a unqiue milling profile, designed to maximize grip ergonimics and minimize weight while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards. Includes: AR15 Assembled Upper Receiver Slimline Handguard 14.5" NATO M4 Carbine-Length Barrel Low Profile Gas Block and Carbine-Length Gas Tube Product comes assembled This complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tab 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. AR15 UPPER FEATURES: M4 Feedramps .250 takedown pin holes Laser engraved T-marks Left-Hand Eject SLIMLINE HANDGUARD FEATURES: Full top picatinny rail for optional attachments Full length MLOK attachment points at the 3, 6, and 9 o?clock positions Compatible with low profile gas blocks 1.3" Inside diameter 1.5" Outside diameter Compatible with mil-spec AR15 upper receivers and barrels NOT Compatible with M4E1 Enhanced Upper Receivers 14.5" Carbine-LENGTH BARREL FEATURES: 5.56 QPQ Finish Gov Profile .750" gas block journal Carbine-length gas system M4 Feed Ramp Extension HP and MPI tested Standard A2 Flash Hider