Up for sale is my Sig 522 Combo kit with 20" heavy target bull barrel and 16" carbine length barrel. 16" barrel has never been used and is still in the red protective cover. Include the original Sig 25 round mag plus Blackdog 50 round drum mag, and bi-pod. Includes all original accessories: black Sig hard case, owners manual, barrel changing tool and instructions, extra butt stock pad. Original owner, bought 3 years ago, but not shot much and it shows -- rifle is in excellent condition. Paid over $650 for everything I am including. I am including a 500 round brick of Federal ammo. $350/offer Trades +/- cash as need. Quality scopes Spotting scope ???