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Whisper 300 · December 11, 2012, 09:35 AM

I have used it in subsonic loads of 300 Whisper/200-221 Fireball/300AAC Blackout.
Does OK but I eventually ended up using either Lil'Gun or VV 110 as they give me lower ES and seem less temperature sensitive.

December 11, 2012, 09:35 AM	#9
Whisper 300 Senior Member Join Date: December 29, 2006 Posts: 155	I have used it in subsonic loads of 300 Whisper/200-221 Fireball/300AAC Blackout. Does OK but I eventually ended up using either Lil'Gun or VV 110 as they give me lower ES and seem less temperature sensitive.