Out of stock $308.74 Desert Tech Quattro-15, Quadmag-53, Semi-automatic, Lower Receiver, AR-15, 223 Remington/556NATO, Black, Comes with 1 Quadmag-53 53 Round Magazine, Accepts Quadmag-53 and Standard AR magazines QTR-LR-15-B53
Available to order $369.99 BAD Workhorse, 223 Remington/556NATO, Anodized Finish, Black, B5 Stock, Complete Lower Receiver WH-LR-R-B5
Out of stock $277.86 Desert Tech Quattro-15, Semi-automatic, Lower Receiver, AR-15, 223 Remington/556NATO, Black, Accepts Quadmag-53 and Standard AR magazines QTR-LR-15
Out of stock $499 Battle Arms Development, Inc., Billet Lightweight Upper/ Lower Receiver Set, 223 Rem/556NATO, Black Finish
Out of stock $499 BAD Lightweight Upper/Lower Set, Semi-automatic, 223 Rem/556NATO, Black Finish, Billet 7075-T6 Aluminum BAD556-LW-SET
Out of stock $269 BAD Billet Lightweight Lower Receiver, 223 Rem/556NATO, Black Finish, No Mag Release Included 100-016-157
Out of stock $125 BAD Workhorse, Semi-automatic, Stripped Lower Receiver, 223 Remington/556NATO, Anodized Finish, Black WH556-LR