The Rock Ultra full-size is built in traditional classic 70 series design and delivered with top quality production and engineering standards. It's chambered in 40 S&W with a 5" button rifled barrel supported by a full length guide rod. Includes a low profile adjustable rear sight, high visibility fiber optic front sight, skeletonized hammer and trigger with adjustable over travel stop and ambidextrous safety. Finished with a tough, parkerized matte coating and comes with G10 tactical grips.Rock Island 51719 Rock Ultra FS 40 S&W Caliber with 5" Barrel, 8+1 Capacity, Overall Black Parkerized Finish Steel, Beavertail Frame, Serrated Slide & Black/Gray G10 Grip