Here's some data for 3 different cartridges all using the 165gr BT over H4350:
44.0 gr. 2290fps
59.0 gr 2940fps
76.0 gr. 3088fps
OAL 3.089, none established, 3.560
Now guess what they are for?
Tell us what cartridge you are loading and maybe we can help you.
bergie