Good evening to you!! Benelli uses the mobile chokes pattern you can get the at the below link. Hope this helps. Have a good rest of your day.
🇺🇸🇺🇸 'Merica' 🇺🇸🇺🇸
budsgunshop.com/search.php/q/benelli+choke+tubes

Hi David, your choice of Benelli chokes available here at ShopBenelli >>> shopbenelli.com/choke-tubes/BSF-12CHK
Stay safe & have a great day!

Try here: budsgunshop.com/product_info.php/products_id/90443/beretta+mobil+ct+12+im

Here ya go below!!
budsgunshop.com/product_info.php/products_id/90443/beretta+mobil+ct+12+im

Hi David and welcome. Flush fit Improved Cylinder, Improved Modified & Full Chokes available here: budsgunshop.com/product_info.php/products_id/90443/beretta+mobil+ct+12+im -------------------------------------------------- budsgunshop.com/product_info.php/products_id/118328/carlsons+56615+beretta+benelli+mobil+12+gauge+flush+improved+modified+17-4+stainless+steel ------------------------------------------------------------- budsgunshop.com/product_info.php/products_id/118313/carlsons+16616+beretta+benelli+mobil+12+gauge+full+17-4+stainless+steel --------- Cheers, stay safe and enjoy!

Benelli uses the mobile chokes system see below for chokes that fit.
budsgunshop.com/search.php/q/benelli+choke+tubes/page/2