How-To How to find jam for your rifle chamber and bullet combination

[Kwaynem]

What were your measurements? You may not get an exact ex: 2.222" 2.223" each time. You are forcing the bullet into the case by jamming it into the grooves. It should be close though

I’ll check when I get back out today

 

[conditionzero]

I just did 15 pulls on my 308. Interesting stuff! Same bullet!

 

[Kwaynem]

What is CBTO? I’m not to up on the abbreviations

 

[conditionzero]

Base to Ogive.

 

[conditionzero]

What is CBTO? I’m not to up on the abbreviations

Base to Ogive.

I will circle back here and just mention that measuring from the meplat will lead to inconsistent results, that is why I use a comparator.

 

[Spoonbill]

What is CBTO? I’m not to up on the abbreviations

Cartridge base to ogive.

 

[Spoonbill]

I myself dont load to jam. I will find touch and go from there.