I only handled the gun and didnt dismantle it so dont know if it had originally been a rifle and so proofed but my impression was that it was an original shotgun. I would have thought its rifle heritage had that been the case would have come up in the discussion but I cant be certain. It was double barrelled and swung like a lightweight shotgun rather than how I imagine a double barrelled rifle of 28 bore size would weigh and feel but as I say Im not in the trade so am no expert. It just seemed that the guns niche might lie on your side of the Atlantic rather than here hence the heads up