Core15 Core 15 GTO M4 Tac Piston Rifle 5.56 AR15 AR 15

Thank you for visiting our listing. This ad is for a Factory New Core15 M4 Piston Rifle. This gun is piston driven and has Core's quad rail system. Magpul MBUS flip up sights are standard on this rifle along with the MOE stock. This rifle is chambered in 5.56 Nato. Our feedback can be viewed on GB by advanced searching by seller "The Firing Pin". Please call or email us with any questions you have.