14 December 2008, 07:01
30378Lazzeroni Case Head
Can someone give me the case head dimensions for the 6.71 Phantom and 7.82 Patriot Lazzeroni Short magnum Cartridges?
14 December 2008, 08:17
ramrod340I thought they were .532
OK now I think I'm half right.

RCBS shows a # 14 shell holder (.580) for the 7.82 Patriot. I show #4 (.532) for the 6.71
Cabellas had this written:
John Lazzeroni's first ventures into cartridge design, in the mid 1990s, yielded a stable of gigantic rimless rounds. Then John embarked on a new project: short cases based on the full-length rounds. Bases for his .243 and .264 short cartridges mike .532, standard dimension for an ordinary belted magnum like the 7mm Remington, and same as the head on Lazzeroni's long .257 Scramjet. The short 7mm, .300, .338 and .416 have .580 heads, like their full-length counterparts. John used metric measures to name these hotrods: