18.8gr Under Speer TNT 125??
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Re: 18.8gr Under Speer TNT 125??
You could slightly enlarge the disc
Re: 18.8gr Under Speer TNT 125??
The original load data for the 300 Whisper with H110 from J.D. Jones started at 20.2 and went to 22.0 for the 125gn Nosler BT.
I have had good luck with 20.0 gn under a 125 TNT. With my bolt guns chambered for the 300 Whisper/300 Fireball.
I have had good luck with 20.0 gn under a 125 TNT. With my bolt guns chambered for the 300 Whisper/300 Fireball.
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