The Del-Ton Echo 316 is a full featured economical AR-15 that will fit in almost any budget. The Del-Ton 316 features a 5.56x45mm NATO chamber and a 16" M4 profile barrel. The receivers are made from forged 7075-T6 Aluminum and the upper receiver has a flattop design which allows you to attach any optic of your choosing. The Echo is a direct gas impingement featuring a carbine length hand guards and a fixed front sight tower. The Echo 316 also comes with a multi-positional collapsible stock, A2 pistol grip and a A2 birdcage flash hider. The Echo 316 features a matte black finish. The over all result is a functional rifle that delivers on the quality Del-Ton is known for.