Aero Precision M4E1 Complete Upper Receiver 18in .223 Wylde Rifle Barrel EQ-15 HG Gen 2 Anodized Black

Aero Precision M4E1 Complete Upper Receiver 18in .223 Wylde Rifle Barrel EQ-15 HG Gen 2 Anodized Black. 223 Wylde Complete Upper Receiver is a one-piece free float design with built-in anti-rotation tabs. These upper receivers AR15 Upper Receivers take almost no time to build onto your AR15. You'll be at the range shooting in no time when you add the Aero Precision M4E1 .223 Wylde Complete Upper Receiver to your AR15. Specifications for Aero Precision M4E1 18in .223 Wylde Complete Upper Receiver with Flash Hider: Manufacturer: Aero Precision Cartridge: .223 Wylde Barrel Length: 18 in Barrel Profile: SPR Gas System Length: Rifle Length Barrel Twist Rate: 1-8 Threads per Inch: 1/2x28 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Gun Model: AR-15 Condition: New Fabric/Material: 7075-T6 Aluminum Gas Block Journal Size-Diameter: .750 in Handguard Length: 15 in Gun Rail: Picatinny Gun Type: Rifle Gun Make: AR Platform Included Accessories: None Barrel Material: 416R Stainless Steel Weight: 68.5 oz Magazine Included: No Country of Origin: USA Features of Aero Precision M4E1 18in .223 Wylde Complete Upper Receiver with Flash Hider: M4 Feed Ramp Extension Laser engraved T-marks (Anodized only) Comes assembled with port door and forward assist installed Accepts standard AR15/M16 components Handguard mounting platform is forged into the receiver Works with Aero Precision handguards but also fits most BAR-system handguards Built in anti-rotation tabs Scalloped rails Continuous top rail 1.78" inside diameter fits most muzzle devices and 1.5" suppressors Compatible with low profile gas blocks HP and MPI tested Package Contents: Aero Precision M4E1 18in .223 Wylde Complete Upper Receiver with Flash Hider Barrel Nut Wrench Gen 2 Enhanced Handguard Aero Precision APAR640251Q42: M4E1 Complete Upper Receiver 18in .223 Wylde Rifle Barrel EQ-15 HG Gen 2 Anodized Black