# Easy mod for a Duncan Butterfly?

**URL:** <https://forums.yoyoexpert.com/t/easy-mod-for-a-duncan-butterfly/18527>\
**Category:** Yo-Yo Mods and Maintenance\
**Created:** [August 29, 2010, 3:33am UTC](https://forums.yoyoexpert.com/t/easy-mod-for-a-duncan-butterfly/18527 "2010-08-29T03:33:06Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![EvanW](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/evanw/32/564_2.png) [@EvanW](https://forums.yoyoexpert.com/u/EvanW)\
**Post date:** [August 29, 2010, 3:33am UTC](https://forums.yoyoexpert.com/t/easy-mod-for-a-duncan-butterfly/18527/1 "2010-08-29T03:33:06Z")

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I know there are tons of posts like this but is there some kind of easy mod to do to a Duncan Butterfly? Something with generally easy to find materials? Thanks! BTW Its the new one with cheap plastic

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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:** [August 29, 2010, 4:25am UTC](https://forums.yoyoexpert.com/t/easy-mod-for-a-duncan-butterfly/18527/2 "2010-08-29T04:25:29Z")

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There hundreds of things you can do, what i did was i took a little metal washer and heated it so i could open and close it then put it around the axle. But if you want something even better you can try to glue/ attach metal rings to the outside