Action: Striker Fire - Caliber: 9mm - Capacity: 17+1 - Material: Polymer/Steel - Finish: Black - Grip: Polymer - Sights: Dovetail/Fixed - Barrel Length: 4.25 - Overall Length: 7.5 - Weight: 24 oz - Slide cut to accept the following optics: Trijicon RMR Leupold Delta Point Jpoint Doctor C-More STS Insight MRDS - Based on the popular Pro Series line of competition ready firearms the new M&P C.O.R.E (Competition Optics Ready Equipment) models offer consumers a specialized platform for adding accessory optics to their personal handguns. Engineered to accept six popular styles of competition based optics the M&P C.O.R.E models are easily adapted to meet any demand. - Sight not included.