Originally Posted by vz58
Actually there is a bottle neck but after that unlike other rounds it IS a straight walled case, that is what I was refering to
and the 17HMR will penetrate the front panel of a vest. I have done it. It however lacks enough velocity to damage the inside of the second panel
Apologies for my part....
Imagine whirled peas
Peace, Love, And Superior Firepower
Originally Posted by bellson
There are chamber pressures, and the rearward pressure, but I can not remember the term for it.
I believe you are refering to is "bolt thrust".
I can't believe this post is STILL kicking arround in the "converting ak's to other calibers section! This isn't even about a semi-auto idea.
well i thought about building one on a AK for about 5 minutes and relized there was no point. my 223 will do every thing better and cheaper and faster.