Beretta Optima-Choke HP Flush Used 12GA

WARNING:  Use of the Optima HP choke tube in an Optima firearm (without the HP designation) can cause severe damage to the choke tube and barrel when the shotgun is fired.  Only use Optima HP choke tubes in these Optima HP shotguns: SV10 Perennia, SV10 Prevail, A400 Family of shotguns, 690, 692, DT-11 and  A300 Xtrema.