http://i757.photobucket.com/albums/x...12-16-2016.jpg
http://www.gunpartscorp.com/Products/206740.htm
That was easy!
Have you tried Numrich, I've had to wait sometimes but so far they have always come through for me but most of my old 22's are Winchester and Remington with a few Stephens thrown in for good measure.
I've got a 99 in .25-35, great and fun shooter!!