| 500Nitro |
| (.450 member) |
| 25/10/13 12:24 AM |
Re: 450-400 3 inch loads?
|
Have you slugged your bore to see what the bore size is ?
I am not sure what Chapuis tend to be.
Might be worth emailing Chapuis and or Woodleigh to see if they know.
If in doubt, go .408.