Aero Precision M4E1 Builder Set w/ 9" Enhanced M-LOK Handguard Gen 2 - FDE Cerakote

Aero Precision AR-15 Enhanced Gen 2/M4E1 Enhanced M-LOK Handguard 12.70", Black

Aero Precision M5 .308 Gen 2 Enhanced M-LOK Free-Float Handguard 15", Flat Dark Earth

Aero Precision M4E1-T Barreled Upper Receiver, 18" .223 Wylde SS QPQ Rifle Length Barrel, RM16.6 - FDE

Aero Precision M4E1 Enhanced Assembled AR-15 Upper Receiver Aluminum Flat Dark Earth

Aero Precision M4E1-T AR-15 Receiver Set Flat Dark Earth

Aero Precision M4E1 Threaded Assembled Receiver Set, OD Green

Aero Precision M4E1-T Barreled Upper Receiver 5.56x45mm NATO 16" Government Contour Barrel 15" Mod4 Handguard Olive Drab Green