Does anyone know how short you can cut down a Saiga 12 barrel (mine originally 19” from factory) before you start seeing any cycling problems with bird shoot? Reason for me asking is I wanted to buy a Tromix Monster break and have my local gunsmith (also a class 3 dealer) cut down the barrel to 15” then permanently weld the 5”+ compensator.
Others have done this but have made the overall length 18” but have had problems with cycling birdshot. Id like to shorten the barrel just enough to cut some inches off but not compromise cycling, then weld that puppy on to legal + length. If I do not g