The XFULL series is Sig Sauer's premier 1911 that blends classic style with the best of modern features. The pistol features a railed frame for mounting lights and lasers along with an optic cut slide for direct-mounting of red dots that allow for direct co-witness with standard-height sights. The pistol also features an adjustable flatblade-style trigger and ambidextrous safety. Each pistol comes with G10 grip panels designed by LOK Grips along with a removable magwell extension. This model is chambered in .45 ACP and features a PVD Coyote Brown finish. The slide is compatible with red dot sights matching the RMSc optic footprint. Two 8-round magazines are included.

The 1911 XSeries by Sig Sauer is a 1911-style semiauto pistol with a 5" carbon steel barrel chambered in .45ACP and finished in Black DLC. The stainless steel slide is finished in Coyote PVD and features XRAY3 day/night sights, and an optic cut, making it ready for the shooter's choice of red dot sights. The Coyote PVD-finished stainless steel frame features a Picatinny accessory rail, flat trigger, loop hammer, ambidextrous thumb safety, extended beavertail, grip safety, checkered front strap and back strap, and removable metal magwell. Textured black G10 grips from LOK Grips complete the package. The 1911 XSeries comes with two 8-round magazines.