30 Cal Rifling Twist Rate

[Sieger]

Originally Posted by Schutzenbob

This is from Wikipedia;

"The common rifling twist rate for 7.65 Parabellum is 275 mm (1 in 10.83 in), 4 grooves, ø lands = 7.62 mm, ø grooves = 7.83 mm, land width = 3.05 mm and the primer type is small pistol."

Which would stabilize a 150 grain bullet. ?quien sabe?

Hi,

Not to be rude or questioning you in anyway, but they are not accurate here at all for an original Luger. Perhaps they got their data from a more modern pistol in this same caliber, as there are quite a few out there.

Sieger