Keystone End Caps for Brennenstuhl Premium-Office-Line extension socket

Replacement end cap for desktop extension socket that holds additional keystones for eg. ethernet.

Has a recess for 8mm silicone anti-slip feet on the bottom.

Premium-Office-Line extension socket such as: https://www.brennenstuhl.com/en-DE/products/extension-leads/premium-office-line-extension-socket-6-way-black-light-grey-3m-h05vv-f-3g1-5

Onshape document: https://cad.onshape.com/documents/d6f1ca5ebe1e75caf08ce605/w/0f361c1fde2b770f83016d81/e/d8c5ee6336df83e05a01a1c3?renderMode=0&uiState=61d8ca8a1bb3500bd6308148