#4 buckshot runs 20.3 to a ounce.
#T shot runs 31.3 to a ounce in lead.
#F shot runs 28.1 to a ounce in lead.
8lb jars run $18.95 from Ballistic Products Inc.
I have loaded Longshot in Gold Medal hulls with the WAA12 wad and used 1 1/8oz of #F shot(32) for fox and yotes.
Win209-WAA12-37.8grains Longshot-Gold Medal hull=1585fps/10,400psi
71pellets of #4buck = 3.4975(3.5oz)