Thanks Jordan. I think I will do the chokes separately just so I can do them all at once. I found another product that air cures some so may try that on the pellet gun.
This one really sounds like snake oil but there are lots of positive endorsements.
http://www.sweetshooter.com/whatis.html at least I can use it on my knife blades if nothing else. It looks easier to apply and good for interior and exterior so worth a try.
