John, yes sir, threaded and includes 5 Beretta/Benelli Mobil Choke Tubes: Full, Improved Modified, Modified, Improved Cylinder and Cylinder. Have a great day!

Yes, "Made from light weight high grade 7075 aluminum, the Crusader series of shotguns weigh in at just over 6 lbs and feature an intricate laser engraved design.
Triggers are single selective, chambered for up to 3" Magnum (2 3/4" on 28 Gauge Models), and come with 5 interchangeable chokes.
Turkish Walnut Wood Stock - Oil Finished
12/20/28/410 Gauge / 3" Chamber
Fiber optic front sight
4140 Chrome Moly Steel Barrel
Extractors
Single Selective Trigger
12 GA
28” BBL"
Full specs here
https://americantactical.us/catalyst.aspx

John, it is threaded and comes with (5) Beretta/Benelli Mobil Choke Tubes: Full, Improved Modified, Modified, Improved Cylinder and Cylinder. Cheers and stay safe! ----- ((Specifications and Features)): -
ATI Item Number: ATIG12CRF28 - O/U Break Action Double Barrel Shotgun - 12 Gauge - 2 Rounds - 28" 4140 Chrome Moly Steel Vent Rib Barrels - 3" Chamber (also accepts 2-3/4" Shells) - Fiber Optic Front Sight - Shell Extractors - Single Selective Trigger - Laser Engraved Lightweight Aluminum Receiver - Walnut Stock with Oiled Finish - Silver Receiver and Blued Barrel Finishes.