I forgot to mention - they'll email the load data to you for free.
, but you'll have to wait until the west coast people wake up
you might also want to request 38 special
I am pretty sure you'll find their write-up about leading in one of the titles on that load book page of their site
and you're probably on the right track with 2400, I tried loading most of the box of 500 I had with Unique - they didn't group too well