RST (Cheddite) 2 1/2" hulls
Ched 209 Primer
19.8 grains IMR SR7625 powder
BP/SPTG16 wads
< 7000 psi, 1125fps

Cycled perfectly in my '39 Model 12, 16 gauge Solid Rib Skeet (2 3/4 " chambers)


Beautiful crimps with 1 oz, 7/8 oz and even 3/4 oz
You'll need the Short Kit lift plate for a MEC