50mm Splice Extension, and Runout Sensor Relocation Mount for Universal Spool Stand by Embrace Making. You can find the Spool Stand here:

► https://embracemaking.com/products/universal-top-mount-spool-stand

You can find more application information here:

► https://embracemaking.com/blogs/resources/universal-top-mount-spool-stand-accessories-and-adapters

The extension is useful for taller machine applications such as Ender 3 V3 PLUS

Assembly video of the spool stand:

Print the splice extension with the large flat face down on the print bed. Support is required under the triangular mount for the side cutters.

Print the ball joint mount with the underside of the ball fully supported. The two parts can be screwed together with the supplied hardware in the Universal Spool Stand hardware kit: M3 x 10 thread forming screw.

The runout sensor is mounted to the ball joint bracket using the supplied QTY:2 M3 x 20 thread forming screws.

This mounting solution has been confirmed to fit:

Creality Ender 3 V3 PLUS

QTY: 2 M3 x 10 Socket Head Screws at rear of the top frame member. See video below for install walkthrough. It is shown on the standard sized Ender 3 V3 but the process is identical.