01-04-2020, 03:19 AM
mel Wrote:quick question if u leave the load the same and increase oal but pick up roughly 80fps what does that mean? I loaded to max mag length today rounds chamber and extract unfired without issues without leaving marks on the bullets accuracy increased a lil bit as well
Your pressure increased slightly because the bullet is starting much closer to the rifling now.
Only two things increase velocity. Powder charge and having the jump close too the lands are touching them.
This is why you need the tools to accurately measure each bullets jump.