Adjustable rear sight has a serrated rear face, knocking down glare and giving a crisp sight picture; Forward cocking serrations give solid purchase for press-checks; Long K-style trigger is a twist on the standard three hole trigger that looks like a "K"; Mainspring Housing Checkering; Serrated Front Sight; Square Butt Profile; Skeletonized hammer helps to reduce weight and maintains the clean look of the pistol; Traditional cut keeps the lines of the traditional 1911 slide with a dustcover swoop; Brushed Stainless Finish