What happens when you combine over 35 years of research and development with feedback from the most demanding military end users? You get the M107A1. Utilizing state of the art design, manufacturing, and materials, every component of the rifle has been engineered to be lighter and stronger than its predecessors. The M107A1 is optimized for use with a sound suppressor. Rifle comes with one 10-round magazines, bipod, flip-up front & rear sights and a Pelican hard case. Steel Receiver Model.