Call Brownells. They will tell you what other makes of screw-in chokes will fit your Pedersoli shotguns. There are several different thread sizes, and not all are the same. Check the Pedersoli website to see if they tell you what the thread size and pitch is on those guns. That information will help you in talking to Brownells.
There are several other makers of choke tubes, for modern guns. But, these tubes may also fit your BP replica shotgun, too. They come in all kinds of choke sizes, and kinds.