Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel EM-7 HG, No BCG/Charging Handle, Anodized Black, 7.5in - $313.99 If you're browsing for a fantastic price on the Aero Precision M4E1 Complete Upper 5.56 Barrel, then you have showed up at the absolute appropriate location.Formulated working

Aero Precision M4E1 Assembled Gen 2 Upper Receiver 8 Pistol Length - $534.99 100-025-512WB M4E1 Assembled Gen 2 Upper Receiver 8 Pistol Length Cartridge: 300 AAC Blackout Finish: Black Style: Assembled Contour: M4 Length: 8 Twist: 1-7 Enhanced Tactical Upper for a Custom AR Pistol / SBR / Carbine

Aero Precision Complete Upper M4E1 .300 Barrel EM-7 HG No BCG/Charging Handle Gen 2 Anodized Black 8" - $360.52 These Aero Precision M4E1 Complete Uppers with .300 Blackout Barrels are equipped with Chrome Moly Vanadium barrels. Along with solid fit and finish, these AR15 Upper Receivers from Aero

Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EM-7 HG, No BCG/Charging Handle, Anodized Black, 10.5in - $395.49 This Upper Receiver Handguard Combo now includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design

Aero Precision M4E1 Enhanced 10.5" 5.56 Complete Upper Receiver with Pinned FSB and 7" Quad Rail Handguard Anodized Black - $420.74 Aero Precision APAR640211Q3: This Complete Upper includes Aero Precision's Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling

M4E1 Complete Upper, 10.5" 5.56 Barrel w/ FSB EQ-7 Gen 2 Handguard - Anodized Black - $379.95 Description Aero Precision APAR640211Q3: This Complete Upper includes Aero Precision’s Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design