# Z-stack AND PGM question

**URL:** <https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881>\
**Category:** Yo-Yo Mods and Maintenance\
**Created:** [July 19, 2010, 6:01pm UTC](https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881 "2010-07-19T18:01:39Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Flick-360](https://avatars.discourse-cdn.com/v4/letter/f/a587f6/32.png) [@Flick-360](https://forums.yoyoexpert.com/u/Flick-360)\
**Post date:** [July 19, 2010, 6:01pm UTC](https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881/1 "2010-07-19T18:01:39Z")

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Do the YYF Z-Stacks fit on the PGM V2 and do they any effect on the stability thanks

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**Author:** ![Yummy](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/yummy/32/14065_2.png) [@Yummy](https://forums.yoyoexpert.com/u/Yummy)\
**Post date:** [July 19, 2010, 6:03pm UTC](https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881/2 "2010-07-19T18:03:48Z")

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This has been asked many times before. Yes, they fit but they cause the PGM to wobble to a point where it is unplayable.

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**Author:** ![Nathaniel0912](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/nathaniel0912/32/453_2.png) [@Nathaniel0912](https://forums.yoyoexpert.com/u/Nathaniel0912)\
**Post date:** [July 20, 2010, 12:57am UTC](https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881/3 "2010-07-20T00:57:10Z")

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lol it makes it 100% unplayable, but its funny just to see it happen

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**Author:** ![Flick-360](https://avatars.discourse-cdn.com/v4/letter/f/a587f6/32.png) [@Flick-360](https://forums.yoyoexpert.com/u/Flick-360)\
**Post date:** [July 22, 2010, 8:55am UTC](https://forums.yoyoexpert.com/t/z-stack-and-pgm-question/16881/4 "2010-07-22T08:55:27Z")

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Ok thanks, dice stacks it is then.