A question for those that reload 260

[RollingThunder51]

Gentlemen,

Do any of you have a proven load for subsonic 260?

I am using a broughton 22" with an 8 twist in their "5C" 10 cantered groove barrel. Many thanks for the help, much appreciated.

 

[shootist2004]

Re: A question for those that reload 260

123 sierra match king has a bc of 510@1635fps.

 

[M855]

Re: A question for those that reload 260

grafs sells a 160gr round nose