Really nice MX Series Type 4 Top Single, 34", NON-PORTED, 18.7mm bore, with 11x7mm Fixed rib and factory fixed choke of Improved Modified (0.025). SN# 125,475 with BS production code which is 2002. Bore shiny and bluing is extremely good, even at the forend area. Had it on my MX3 Special and it will smoke targets. Shipped in lower 48 for $1450.