NIB Sig Sauer Military Over runs. MFG: Sig Sauer. MODEL: M18. CALIBER: 9MM. TRIGGER: Standard curve striker fired.  CAPACITY: Detachable Magaines. 1 - 17 Round, and 2- 21 round magazines. BARREL: 3 3/4 inches. SIGHTS: Three dot night sights. FRAME: Polymer. SLIDE: Stainless steel. OVERALL LENGTH: 7 1/4 inches. WEIGHT: 1 lbs 12 oz. FEATURES: Sig Sauer Military grade M18 with internals set to shoot 9mm Luger 124 plus p rounds.  Optic plate is made to be more universal to all for more optic options. Includes 3 total magazines paper work and box. Gun pictured may be a stock photo and/or may not be the exact gun purchased. So wood grain, serial number, hand orientation, caliber, etc shown may vary slightly. Let us know if you would like more pictures or info on this or any of our items. We have over 4000 new and used firearms in stock if there is something else you're looking for! We DO NOT charge extra for credit cards!