Springfield Armory Loaded M1A Rifle -The Loaded Series combines the appearance and tradition of the Standard M1A" with all the goodies you want to take the rifle to the next level. All Loaded models have a medium-weight premium air-gauged National Match barrel for greater accuracy. Competitive shooters will also appreciate the National Match tuned 4.5-5lb 2 stage trigger. A National Match front sight blade and non-hooded National Match rear aperture aid in precise target acquisition. 6 Groove National Match Medium Weight Barrel Carbon Steel Barrel Parkerized Steel Magazine MOA Adjustabment for Wincdage and 1 MOA for elevation on rear sight