Had some free time to crank this out just for personal work. Really like Rock D's work and I decided to give one of his concepts a shot ( https://www.artstation.com/artwork/m3WJ8 ) I took some creative liberties with the design of the grip and the materials along with the front and rear sights.
Modeling and Sculpt in 3ds Max. Baking and rendering was done in Marmoset. Texturing was done in Painter and Photoshop.