Given that this appears to be a model 1897 Winchester "Trench Gun" (the heat shield, bayonet lug, stock shape, and exposed hammer).
+10% Faster Firing Speed
+10% Pellets
-Semi Automatic (have to click for each shot)
-15% Reload Speed
-10% Accuracy

Didn't intend for it to be, but kind of ended up as a sort of variation of the panic attack's stats, just not terrible. Which I suppose makes sense, since they're based off the same gun.