Shortened at the frame and muzzle, the Echelon 4.0C boasts full-size features in a concealable package; Central Operating Group is self-contained and serialized, providing a robust housing for the patent pending operating system; Finished in Cerakote to exceed the most rigorous demands, ensuring your firearm stands strong when it matters most; Deeply machined crisp serrations offer a strong grip in any condition; Creating a natural index point the forward trench assists shooters who charge or press check their firearm from the front of the slide while keeping hands clear of the action; Further enhancing the ability to manipulate the firearm the rear of the slide is flared for additional engagement; Oversized for use with gloved hands, the Echelon features an enlarged trigger guard that is undercut; Common indexing points are textured for an extra-firm grip; Comes with (1) 15-round flush magazine and (1) 18-round extended magazine; Double-zipper case included