500Nitro
(.450 member)
21/04/10 03:21 PM
Re: Slugged Bore Daniel Fraser 450/450 3 1/4"
450/400's notorious for having the widest range of bore dimensions around so it doesn't surprise me.
I'd get some .408's swaged them down and then use them.
- Edit - my apologise, I had the above sentance the wrong way round.