Mike, I have used this one with RST shells. You have seen me shoot, so you know there is no way I can tell how they perform since any hit is a stroke of luck. We will see you at the Endless Mountain shoot.
The wads are available at Ballistics.

2 1/2" Cheddite(RST) hull
Cheddite or Winchester 209 primer
22 grains IMR PB powder
GU-1222 wad
1oz lead shot/6 fold crimp
1225 FPS@7200 PSI


Great-Great Grandson of D.M. Lefever
www.lefevercollectors.com