The meplat is 85% of bullet diameter or in this case .419". It is a whitworth improved design with very narrow driving bands, The bands are suffecient to impart spin via the rifling and seal the bore, but yet narrow enought to have a very low friction coeficient.
This message has been edited by FatOldFool from IP address 141.153.52.173 on Jul 3, 2009 8:44 PM
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