think fatbob used to do the barrel kits but I haven't seen any of there softgoods or apparel here yet, perhaps Phoenix as I think they are doing the timmy's????
The TSA is sound operated but its just a regular agitating hopper.
I would guess the normal reloader board wont work too well in a Halo B because it isnt programmed to keep the tension on the drive spring like the halo board is.