a used Sig Sauer MCX Spear LT! This semi auto rifle is chambered in 5.56 and features a 16” barrel! It comes in the factory box with 1-30rd magazine. It has a 1/2x2 threaded barrel with a factory installed Sig muzzle device for the new generation of Sig Sauer Silencers! It has a bronze finish, an adjustable gas block, a fully ambidextrous lower receiver, and a folding stock that mounts to a picatinny rail section on the rear of the receiver