Blackhawks Serpa Sportster Holster is designed for civilian concealed carry or range use. Constructed of injection molded polymer for longlasting durability with the patented AutoLock technology. Features passive retention detent adjustment screw speedcut design for rapid draw target acquisition and reholster paddle platform and the L shaped button which is optimized for security and performance. Fits Shoulder S.T.R.I.K.E. Quick Disconnect and Tactical Holster Platforms. Gun metal gray holster body with black locking mechanism. Fits SW MP 9.357 Sig.40 SD940 not CORE.