The Rock Ultra full-size is built in traditional classic 70 series design and delivered with our 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. Smooth angled, snag-free style allows for quick draw in fast need situations. 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, parkerzied matte coating and comes with G10 tactical grips. True to all Rock Island 1911s, it comes with a crisp factory 1.36 kg - 1.81 kg trigger, making it a great experience right out of the box.