this is to help fit a cable chain to the ender 3 S1 and ender 3 S1 pro
v1 restricts x axis to260mm
v2 allows for full extension
v3 is even smaller. I didn't test this one, just modeled it
for added stability, pair with snap link bellow
https://www.printables.com/model/360429-ender-3-s1-pro-drag-cable-chain-snap-link
The author remixed this model.