gun barrel

New 1-1/2" x 36" SS 50 cal. bbl. Not sure of it's maker, I inherited this 30 years ago, never got around to putting it to good use. Weighs near 14 lbs. No taper, straight cylinder. Rifling are tall, sharp, and bright, might be cut rifling , I don't think I've seen button rifling this tall...

My barreling lathe just bit the dust. I’m looking for ideas for a new lathe to do Gunsmithing on. Any ideas? I am thinking of a grizzly for now. What would you do? I don’t want to rebuild my old enco 110-2033 because I am having a hard time finding parts for it; the low speed rod only works for...