The Chronical 1911’s single-action trigger delivers a crisp, clean pull, enhancing your shooting accuracy and confidence with every shot. Featuring an adjustable Novak rear sight; barrel, frame and slide forged from 4140 steel and high-grade aluminum; barrel is button rifled for superior accuracy; trigger with a pull weight of 4.5 lbs; Turkish walnut grip; grip safety and ambidextrous thumb safety.