8x8 pegboard able to be extended infinitely

To join multiple together, mesh teeth in each other and put clips on each meshed teeth pair

Has 0.4 diameter tolerance so should fit any attachments

Clip comes with support, trim off the 1 layer thick wall at the opening

Cover image has a part from Pegstr attached
https://www.thingiverse.com/thing:537516

Creality

Ender 3 Pro

No

No