This Staccato CS has the extra-cost DLC barrel and flat trigger options. The three 16-round magazines it came with from the factory are included. It also has a QVO Tactical extended mainspring housing/backstrap which makes the rear of the grip flush with the bottom of the magazines. The factory mainspring housing and Staccato-branded carrying case are also included, just not pictured. It has approximately 1000 rounds through it.