UndercoverPunk
5,000+ posts
DOT
awww.... he left.... bottom line of what I've found in the last few minutes of look at something I'd never own...
M series are the little shitty ones with the tiny motor and bumped back plate
Z series have the flat back plate and a double stack motor
U series have flat back plate and three slugs.
M series are the little shitty ones with the tiny motor and bumped back plate
Z series have the flat back plate and a double stack motor
U series have flat back plate and three slugs.

