need recommendations...switching to bbp axles

I thought you can get A body BBP axles and have your Drums welded and re-drilled ? I always did the above suggestions but could be an easier alternative. Please correct me if I'm wrong as I personally have not done this. Oh just found this.
Part # A30-CST-A45 - A-Body, 8 3/4" Rear Axle Shafts, Stock A-Body Drum Brake (Redrilled) -- 30 - Moser Engineering