Tennis Ball Vibration Damper (Velleman k8200, Vertex K8400)

[ EDIT: I removed the old ones as they were not good enough. The newest file is the one to go ]

Different design taken from: https://www.thingiverse.com/thing:1739287
who took the idea from: https://www.thingiverse.com/thing:1209709



"...Print, remove rubber feet on printer. Mount damper with tennis balls, done..." But with less material and added some easy grip on the tennis balls so they won't fall out when moving the printer.


For me it fits perfectly on Velleman K8200 and the V