Search:

The issue is to make it more slippery is that that means it has to be longer and that means it may need a faster twist. Obviously this can be ballanced but theres a reason those snub nose 160 6.5...

BC is efficiency at range ie how effective the bullet keeps its energy. SD is usually pretty good on high BC bullets as it is purely based on weight and diameter and higher BC projectiles are...

170 VLD style .277 pills?

I'm guessing the reason for the redesign is for a couple reasons.
Shortening the case allows a slightly longer neck and allows the throat design to be changed to allow the modern longer heavy...