ATI's FXH-45 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 FXH-45 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.