# Falcon ## Falcon Multi-Stage Assembly Instructions For assembly you will need a 5/32" Allen Wrench. {% hint style="success" %} A full step by step guide on switching the shaft on the Falcon can be found in the [Falcon 500 User Guide](https://link.vex.com/vexpro/falcon-500-user-guide) and once completed, follow the [Spacer Installation](https://docs.revrobotics.com/ion-build/build-guides/maxplanetary-gearbox-assembly/spacer-installation) instructions and then follow the [MAXPlanetary assembly instructions for the NEO motor](https://docs.revrobotics.com/ion-build/build-guides/maxplanetary-gearbox-assembly/neo-and-other-500-motors) (Note: the Falcon 500 User Guide link above is hosted outside the REV Robotics documents site) {% endhint %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.revrobotics.com/ion-build/build-guides/maxplanetary-gearbox-assembly/falcon.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.