| 600JDJ |
| (.275 member) |
| 19/04/07 09:42 PM |
Re: WHATS YOUR WORST BIG BORE THUMPER??
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It is based from a 577 Nitro blown out to 620 caliber. These are Bell brass cases w/ a Woodleigh 900 gr SP loaded to 1950 fps.
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It is based from a 577 Nitro blown out to 620 caliber. These are Bell brass cases w/ a Woodleigh 900 gr SP loaded to 1950 fps.
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