Smith & Wesson M&P 2.0 10mm.  Optic ready and a 4.6 inch Barrel.

 

Stock Black Polymer Frame w/S/ M/ ML/ L Inserts
Finish Matte Black Stainless Steel Slide
Sights Ft: White Dot Dovetail Rr: White Two Dot
Capacity 15+1
Model Series M&P
Barrel Length 4.6
Overall Length 7.9