Description Heckler & Koch P9S chambered in .45 ACP with three, seven round removable magazines and a 4″ barrel. Manufactured in 1978 with HI date code. Delayed blowback semi auto pistol with roller locking system similar to the G3, MP5 etc… Polymer frame with integrated checkered grips. Double/single action trigger with internal hammer. Frame mounted trigger lever/cocker. Heel magazine release. Black finished serrated slide with mounted safety lever. Rear U-notch with orange bars and white bar front sight blade. Matching serial number on the frame, slide, and barrel. Must ship to a FFL holder. Condition: Very Good/Excellent with very light handling and operational wear. Bright and clean bore with strong rifling. Barrel Length: 4″ Serial: 401687 Manufacturer: HECKLER & KOCH Year: 1978 Caliber: .45 ACP Model: P9S Book# 07156