These chokes are for the Beretta/Benelli Mobil shotguns. Steel, Lead, & Hevi-Shot may be used in this constriction, however, no Steel shot larger than #BB or speeds exceeding 1550 fps should be used in choke tube tighter than full. Made in the USA.
Specifications:

Type
Gauge	12 Gauge
Choke Size
Configuration	Benelli/Beretta
Finish	Stainless Steel
Constriction
Chokes Included	1
Recommended For
Material	17-4 Stainless Steel
Approved
Ported