Thread: Supersonic Lee 200gr Load Data for 300 Whisper
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Old 09-01-2010, 07:14 PM
gds gds is offline
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Join Date: Apr 2009
Location: NC< USA
Posts: 40
I am using a lot of them in sub and super. I am using a carbine gas system with a jp gas block and the port drilled to .125

2400 12.8gr 1541fps
AA1680 10.1gr 1025fps Cycles action

Red Dot 4.7gr 991fps Does not cycle action
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