hey, i have had them, 2 and 4f. it was about 2 or 3 years ago that i emptied them out(while ML). i don't shoot bp much, but i have 2 1/2+/- lb of 2f and 3/4+/- lb of 4f.
i used pyrodex pellets while i was shooting my inline(15+ years years ago), but it was like using a centerfire rifle. last...