I'd hazard that the 16.0 and 15.9 are the actual bores (me du canon) of the two barrels...each slightly different...and have nothing to do with chokes. At least that would be the case with a Saint Etienne gun. 20 gauge.

Last edited by Argo44; 10/12/17 07:28 PM.

Baluch are not Brahui, Brahui are Baluch