No problem. Welcome and don't be a stranger.
I'd advise calling them and getting more info. You'll have to use their slide stop, etc. Mount is polymer, fit is universal, but ask if it is good to go on an 80 Series just in case. Good luck.
Never say die!
"A nation who forgets its defenders is soon forgotten itself."
"A good shot must necessarily be a good man since the essence of good marksmanship is self-control and self-control is the essential quality of a good man." – Theodore Roosevelt