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I think its to do with efficiency and expansion ratios. The ratio between the bullet diameter and powder capacity dictates how efficient a combination is. By efficient I mean the loss of velocity per...

What do you mean by "17" Gibo?

I tend to not get parochial or emotional about inanimate things made of lead, copper and brass that only have minimal differences.

Yeah. The only thing is that the 270wsm isn't suited to a shorter barrel, where-as I could go to 22"-20" with the 7SAUM and still get pretty good performance with 150 grn.

The 270wsm is threaded...

Stug did a carbon stock for my short 7-08 A7 and it looks like he epoxied the recoil lug into the stock. It shoots damned well, anyway.

I didn't need another rifle because I have 4....223, 243, 6.5x55 & 7-08.

But I've had this increasing interest in the 7mmSAUM. It seems an efficient calibre and well suited to a shorter barrel in...