Quote Originally Posted by Bindi2 View Post
The Mk7 projectile is an open base lead cored with an ALI or paper/ fibre internal point giving a centre of mass further back than full lead core also a longer bearing surface all of which means different behaviour down range. To check this use a 303 target sight to see if your reloads match the range marks on the sight all the way out to 1000yds.

Anyone know the MV and BC of the mark vii round?