As well as Max's "MM" logo engraved on the slide, the 1911 Max presents fiber optic entrance and adjustable rear sights, forward cocking serrations, and also a nitron-completed stainless slide. NON-Licensed Made use of GUNS Non-Qualified made use of guns may be returned if there is a mechanical defect https://gunzdepot.com/product/sig-sauer-p220-45acp-sao-legion-3/