MSR Uppers And Lowers

Aero Precision, EPC-9, Stripped Lower Receiver, Semi-automatic, 9MM/40S&W, Anodized Finish, Flat Dark Earth, Accepts Glock Style Magazines

Aero Precision, EPC 9 Assembled Upper, For EPC 9, Anodized, Flat Dark Earth

Aero Precision, M16A4 Clone Lower, Semi-automatic, 223 Rem/556NATO, Anodized Finish, Black

Aero Precision, M4A1 Clone Lower, Semi-automatic, 223 Rem/556NATO, Anodized Finish, Black

Aero Precision, M4E1 Assembled Upper, Black, AR15

Aero Precision, M4E1 Assembled Upper, Flat Dark Earth, AR15

Aero Precision, M4E1, Assembled Upper Receiver, Anodized Finish, Kodiak Brown, Fits AR15

Aero Precision, M4E1, Assembled Upper Receiver, Anodized Finish, Olive Drab Green, Fits AR15

Aero Precision, M4E1, Semi-automatic, Stripped Lower Receiver, 223 Remington/556NATO, Anodized Finish, Kodiak Brown

Aero Precision, M4E1, Semi-automatic, Stripped Lower Receiver, 223 Remington/556NATO, Anodized Finish, Olive Drab Green

Aero Precision, M5, Assembled Upper Receiver, Anodized Finish, Kodiak Brown, Fits AR10

Aero Precision, M5, Assembled Upper Receiver, Anodized Finish, Olive Drab Green, Fits AR10