For the Stoeger side-by-side shotgun, your best bet would be to use any of the standard Winchester choke tubes. They should fit well for you shotgun.
# They relate to choke type, i.e., full, modified....
mossburge chokes r the same as stoegers
To determine different shot patterns
Tubes that constrict the column of shotgun pellets as they exit the barrel
Impossible to answer without a DETAILED description of ALL markings, barrel length, type of choke/choke tubes, stock material, engraving (if any) box, papers, accessories, finish, overall condition, etc..
Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder Perazzi shotgun choke markings are as follows the KG xxxx is the gram weight of the barrels the 18.4 being .724", 18.5 being .729" is the internal bore diameter of the barrels the circles with a dot in the are the points of choke old Europeain markings the choke with 1 dot is full, 3 dot is modified, 5 dots is cylinder. guns with choke tubes the markings go from 1 to 10. each number times .004" equals the points of choke. there fore full choke is 10 and represents .040" choke. down to 1 which is .004" improved cylinder
The Brazilian CBC Model 586 shotgun typically uses Beretta/Benelli Mobil choke tubes, which are also known as the Maxis chokes. You can use choke tubes compatible with this system in your CBC Model 586 shotgun.
System of changable shotgun choke tubes made by Mossberg. Accu Choke is their brand name. A shotgun choke is a means of reducing the bore size at the muzzle of a shotgun, to produce shot patterns that spread to a greater or lesser degree.
On the choke tubes. It is marked by lines on the front edge of the choke. The more lines the more open the choke. 1 line is a full and goes from there. If it doesn't have tubes, on the inside of the receiver near the bbls.
Not recommended
The shotgun in question uses a standard Tru-Choke.