GC_UPC Rock River Arms LAR-15 CAR A4 Flat Top AR-15 5.56/223 16" Barrel Optic Ready, Gas Block Sight Base, 30 Rd Mag $669.99 AR1850 show more like this Free (Except HI/AK) Impact Guns GC_UPC Rock River Arms AR1850 LAR-15 CAR A4 .223 Remington Tele GAS Block 30rd $819.99 AR1850 show more like this Calculated in Cart Classic Firearms