SIACE Vintage Model Hammer, modern nitro gun, 12 bore, 2 3/4" chambers,extractors, 28" steel barrels choked .004 Skt1 and .007 IC, 7 lbs., 15" LOP to pad, 1 3/8" DAC, 2 1/16" DAH, neutral cast, double triggers, straight grip, splinter fore end, case hardened, a nice modern hammer gun.