Billman Ported Extended choke

Mobil  Choke Tube ported extended Black Billman Set for Sport

• This is a 5 pc choke set. Constriction Range: .723 .715 .705 .695 .685. Constriction numbers are nominal. Usually chokes come +.002" /-.002" large/smaller than listed and expands the first 25 shots towards the given constriction.
• No Steel shot larger than #4 or speeds exceeding 1600 fps should be used in choke tubes tighter than .715 (in this set. 705 .695 .685.). Do not use solid slugs. Can be used with +++ Ammo, make sure your shotgun is approved for +++ loads.
• IT ONLY FITS SHOTGUN WITH: Mobilchоke threads, 12 Ga. Read in product description below to find it out.
• In the Disclaimer section you find more info about what shotguns that MAY HAVE Mobilchоke threads. In the case of Beretta model year is also a factor as old shotgun in new productions runs have new choke systems. Make sure to contact the maker of the shotgun along with the serial number and make sure you have chosen the correct choke.
• Each choke has the constriction lasered on the head and body for easy reference. No need to unscrew the chokes. This is a Its Amazon Gun Stock Accessory. Colour rings can be removed (for hunting). If you like to fix them in place you may use glue or, better lock tite.