Thread:Jenesis33/@comment-26460664-20150717023322/@comment-26289480-20150721132725

Which BB doesnt really matter

if you want to FS CA, you have to reduce the calibrre of guns to supress firepower.

So use 15.5 (red) or even 14 cm.

I am personally not a big fan of FS CA training but thats up to you