# Pneumatic Reference Pins

**URL:** <https://forum.avidcnc.com/t/pneumatic-reference-pins/2421>\
**Category:** General Chat\
**Created:** [September 5, 2023, 10:22pm UTC](https://forum.avidcnc.com/t/pneumatic-reference-pins/2421 "2023-09-05T22:22:15Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Aerojunkie](https://avatars.discourse-cdn.com/v4/letter/a/77aa72/32.png) [@Aerojunkie](https://forum.avidcnc.com/u/Aerojunkie)\
**Post date:** [September 5, 2023, 10:22pm UTC](https://forum.avidcnc.com/t/pneumatic-reference-pins/2421/1 "2023-09-05T22:22:15Z")

</div>

Has anyone on here added pneumatic popup pins for registering x0y0? Its something very common on more industrial routers. Just curious if anyone has gone about adding them to their machine yet.

---

<div class="post-metadata">

**Author:** ![Hack](https://avatars.discourse-cdn.com/v4/letter/h/839c29/32.png) [@Hack](https://forum.avidcnc.com/u/Hack)\
**Post date:** [September 6, 2023, 11:57am UTC](https://forum.avidcnc.com/t/pneumatic-reference-pins/2421/2 "2023-09-06T11:57:38Z")

</div>

If you look at the Avid CNC group on Facebook, there are a handful of examples that others have done. Search “pop up pins”.

---

<div class="post-metadata">

**Author:** ![Eric](https://yyz1.discourse-cdn.com/flex027/user_avatar/forum.avidcnc.com/eric/32/3220_2.png) [@Eric](https://forum.avidcnc.com/u/Eric)\
**Post date:** [September 6, 2023, 1:48pm UTC](https://forum.avidcnc.com/t/pneumatic-reference-pins/2421/3 "2023-09-06T13:48:43Z")

</div>

Here’s one example:

> **[Avid CNC Users Group | Facebook](https://www.facebook.com/groups/834145353394488/posts/2658965037579168/)**
>
> IF YOU DO NOT ANSWER ALL OF THE MEMBER QUESTION, YOUR MEMBERSHIP WILL NOT BE APPROVED!!
> 
> This group is a unaffiliated users group for the US company Avid CNC. It is not connected, supported, or...