S&W M&P15 Rifle is the ideal modern sporting rifle. It is versatile, reliable, and built to perform multiple uses under various conditions. It is also lightweight and rugged, embodying the best combination of function and form. The Sport II optic-ready rifle features a Crimson Trace red-green dot optic sight, providing an out-of-the-box solution on your optics-ready rifle. With red or green dot reticles, you can pick the color and the intensity of the dot that works best for them. It also utilizes a gas block with an integral Picatinny-style rail, Armornite finish on the barrel both on the interior and exterior, and a forward assist and dust cover.