Mx 2000 type 4 unsingle, receiver and iron matching numbers, release trigger not orig to gun,was done by Phillips in Texas,just gone over,re timed,and set to industry standards. Barrel done by and stamped Wilkinson-bore is .740- .741, comes with 2 tubes one marked 16 yd and another for handicap-wilkinson. Gun was originaly 18.4 factory tubes. Stock has a noticeable knot in wood-photos, factory adj comb, aftermarket adj butt.......barrel is 34" has stick on weights,easy remove. LOP is 14-1/2 ? Comes in browning hard case. New locking lug done and all springs and pins changed recently. I just can't shoot the unsingle,going back to my old gun.Located in Pa near northern berks,southern sch. area, face to face 5000.xx or ship FFL to FFL only add 150 for freight and insurance First I'll take it.