41xc 37xc 33xc and 30xc

[gnbruce]

My barrel will be here tomorrow so was wondering what powder you recommend to get the 400 Lazers up in the 2900's from a 30' barrel GnBruce?

n570

 

[QuietTexan]

manson custom .220 freebore we added the borerider throat

Did you release the reamer design or is it private?

If relseaed do you still have the reamer/ a print for the 30XC/ would Manson know what I was asking about if I emailed them?

 

[gnbruce]

Manson would know no problem