As most others have said, try Li'l Gun and 35 or 40 gr V-Max or BT's. Personally I have difficulty getting 13 gr in any case except Remingtons, about 12.5 gr is about all I can get into the others. YMMV.

'Four legs good, two legs baaaad."
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"Jimmy, some of it's magic,
Some of it's tragic,
But I had a good life all the way."
(Jimmy Buffett)

SotG