Perazzi 3 notch adjustable rib barrel serial #122XXX. Barrel is in pristine condition. These adjustable rib barrels are over $8k now Barrel specs: 31.5 inches 3 notch adjustable rib 18.7 bore 11x11 rib 1.650kg stamped on my scale weighs 1.620kg Original fixed choke at .020 Modified bottom and .033 Full top $5499 www.lombardosportingarms.com