CHIAPPA M1-9 NSR RIFLE 19" MAT BLUE ADJ STOCK BLACK FINISHModeled after one of Americas great military arms, the USGI M1 Carbine, the M1 9 is nostalgic, fun and practical. This handy, easy to shoot rifle has the same overall dimensions, trigger groups design and sights as the original, but is chambered in the affordable and readily available 9mm Luger. The receiver has a dovetail machined on top of the front and rear receiver rings. The straight blowback design makes the M1 9 ultra reliable and easy to clean