# Z-20 mounting screws size?
**URL:** https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190
**Category:** Troubleshooting (X35/X50)
**Created:** [November 5, 2023, 8:07pm UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190 "2023-11-05T20:07:09Z")
**Posts on this page:** 5
**Page:** 1
### Author:  [@Skinnard](https://forum.onefinitycnc.com/u/Skinnard)
#### Post date: [November 5, 2023, 8:07pm UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190/1 "2023-11-05T20:07:09Z")
Anyone know what size the 4 mounting screws are for the Z-20?
The screws are missing from the box.
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### Author:  [@TMToronto](https://forum.onefinitycnc.com/u/TMToronto)
#### Post date: [November 5, 2023, 8:35pm UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190/2 "2023-11-05T20:35:14Z")
The screws used are M5 SHCS
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### Author:  [@Skinnard](https://forum.onefinitycnc.com/u/Skinnard)
#### Post date: [November 5, 2023, 11:11pm UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190/3 "2023-11-05T23:11:19Z")
Thanks for info on size, but do you know how long they are?
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### Author:  [@TMToronto](https://forum.onefinitycnc.com/u/TMToronto)
#### Post date: [November 6, 2023, 12:12am UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190/4 "2023-11-06T00:12:31Z")
The screws I have are 25mm - thread length 20mm
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### Author:  [@Skinnard](https://forum.onefinitycnc.com/u/Skinnard)
#### Post date: [November 6, 2023, 12:56am UTC](https://forum.onefinitycnc.com/t/z-20-mounting-screws-size/23190/5 "2023-11-06T00:56:25Z")
Thank you for the info !