ATIs FXH45 is a Hybrid 1911 that has a polymer frame with 2 metal inserts for added stability and durability. Made in similar fashion to their other hybrids this unique patented firearm has a steel match grade barrel and a custom designed steel slide. The frame was built to have an ergonomic feel with built in finger grooves. The FXH45 accepts Glock front and rear sights including aftermarket night sights as well. This breed of 1911 is compatible with most standard 1911 parts and grips. This model features a Military 70 series slide.