This is a KRISS USA, Inc Pistol known as the SPHINX chambered in 9MM, model S4-WWSXX-E011.
Every component found in the SPHINX begins life as a solid piece of billet material for strength and durability. Using precision instruments and machines" each part is milled out to exact measurements and hand fitted to ensure proper fitment in each firearm. There is a reason why SPHINX is renowned for its competition heritage. Every moving aspect of the firearm is polished and tuned to reduce drag and increase speed.
Features:
Full Length Guide Rails
Solid Lock Up
Short Reset Trigger
High Polished Feed Ramps