The Smith and Wesson M&P15 OR(Optics Ready) 5.56x45mm/.223 Remington is built duty ready for the patrol car, home defense, or recreational target shooting. Built by one of America's oldest gun companies, the Smith and Wesson M&P15OR 5.56x45mm/.223 Remington will handle whatever you can throw at it. A minimalist rifle out of the box, the M&P15OR 5.56x45mm/.223 Remington is ready for you to accessorize the rifle to your preference. Flat top upper receiver and railed gas block front sight, make mounting your favorite iron sights, red dot optic, or magnified rifle scope a breeze. M4 style stock and A2 grip are perfectly functional but is easily user swapped for something more comfortable for a particular style or preference. 6-position adjustable buffer tube allows the stock to be adjusted to individual shooters stature or shooting position. The M&P15OR 5.56x45mm/.223 Remington comes standard with milspec style trigger, but because of the modularity of the AR15 platform it can be easily switched out with your favorite trigger. The standard carbine length gas system has served with distinction for years, and will provide you with years of operation as well.