Quarterbore's Forums - 200 grain bullet sub-sonic A-1680 powder

Quarterbore's Forums (http://www.quarterbore.net/forums/index.php)

- 300 Whisper Ammo and Reloading (http://www.quarterbore.net/forums/forumdisplay.php?f=38)

- - 200 grain bullet sub-sonic A-1680 powder (http://www.quarterbore.net/forums/showthread.php?t=2758)

kdiver58

09-18-2009 05:12 PM

200 grain bullet sub-sonic A-1680 powder

Who has a good load for the whisper with A-1680 powder and a 200 grain bullet? Sub sonic Please .. Thanks

I'm running 10.2 with my 220 SMK bullets. Thanks .. K

Rikky Lee

09-19-2009 05:23 PM

What velocity are you getting from the 220 grain load with 10.2 grains?

Rule of thumb would be to try 10 grains and then 9.8 - testing for function and accuracy as you go.

All times are GMT -4. The time now is 09:09 AM.