cz rebarrel to 17 mach iv

[TCAS]

Originally Posted by Dan C

When you reduce the bore diameter from 22 to 17 caliber, you drastically change the powder requirements. Lil' gun is WAY too fast for the Mach IV, forget about that one. If you want to use a ball powder I would suggest Ramshot X-Terminator, or as a distant second choice, H-335.

Dan,

that is interesting, the only reason I considered Lil gun was because I noticed that many of the powders used in 223 rem were also used in the 17 remington with a few grain less powder, so I Assumed that lil gun might work.??? Guess I guessed wrong--thanks for the info.

Tcas