Wow! Took out a brand new NMBH SS Bisley Flattop, 4-5/8", I got from Lipseys last month. Last Spring, I cast up some 255 gr LBT WFN-PB and loaded, 7.5, 8 and 8.5 gr AL20/28, sparked with CCI 300 in new unfired Starline cases and added a Redding Profile crimp. I've read that AL20/28 is spot on...