Tipo Extensiones Beretta Optima Plus/Benelli Woodcock

GEMINI Extension length 170 mm in UM8 steel for the application of internal or internal/external choke BECCACCIA - OPTIMA PLUS in Cal. 12. The extension is inserted into the barrel like a normal BECCACCIA - OPTIMA PLUS internal choke in Ga 12 to extend it by 100 mm.It is not a choke, but has in its end side an internal thread that allows the insertion of...