# SR-71 axle size

**URL:** <https://forums.yoyoexpert.com/t/sr-71-axle-size/33575>\
**Category:** Yo-Yo Mods and Maintenance\
**Created:** [January 7, 2012, 11:59am UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575 "2012-01-07T11:59:48Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![hakysak](https://avatars.discourse-cdn.com/v4/letter/h/bbce88/32.png) [@hakysak](https://forums.yoyoexpert.com/u/hakysak)\
**Post date:** [January 7, 2012, 11:59am UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575/1 "2012-01-07T11:59:48Z")

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I dropped my axle when I went to clean my bearing. Does anyone know the size of the axl. I know that it is the same size used. in the DMII

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**Author:** ![PlasticWhip](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/plasticwhip/32/896_2.png) [@PlasticWhip](https://forums.yoyoexpert.com/u/PlasticWhip)\
**Post date:** [January 7, 2012, 2:44pm UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575/2 "2012-01-07T14:44:35Z")

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8-32 set screw

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**Author:** ![jhb8426](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/jhb8426/32/631_2.png) [@jhb8426](https://forums.yoyoexpert.com/u/jhb8426)\
**Post date:** [January 7, 2012, 4:49pm UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575/3 "2012-01-07T16:49:43Z")

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It depends on if it has the newer solid spin axle setup. If it does, yes it’s an 8x32. If it’s the older style axle then it’s probably a 6x32. Best bet is to take it to the store and see what fits.

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**Author:** ![hakysak](https://avatars.discourse-cdn.com/v4/letter/h/bbce88/32.png) [@hakysak](https://forums.yoyoexpert.com/u/hakysak)\
**Post date:** [January 7, 2012, 6:33pm UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575/4 "2012-01-07T18:33:49Z")

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I just didn’t k  
now how long it was

. Thanks.

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**Author:** ![jhb8426](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/jhb8426/32/631_2.png) [@jhb8426](https://forums.yoyoexpert.com/u/jhb8426)\
**Post date:** [January 7, 2012, 7:51pm UTC](https://forums.yoyoexpert.com/t/sr-71-axle-size/33575/5 "2012-01-07T19:51:46Z")

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They’re a half inch long, but a 5/8 inch would work ok.