| elvas |
| (.275 member) |
| 31/01/09 06:55 PM |
Re: 8 & 10 Bore Barrels where from - May be 20MM ?
|
Sarg,
The weight of a .825 pure lead ball is 845 grain (D^3 x .5236 x 2,873.5).
I estimate about 50 to 70 grain less when using WW metal.
Lefteris.
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