A simple calliper hanger that can be screwed into place with two 3mm wood screws. Additionally, FreeCAD design file can be found here: https://odysee.com/@ZigaMDIY:9/CalliperHanger2-FreeCAD-file-ZigaM20220129:0 Tips and support kindly accepted here: https://paypal.me/ZigaM3 Or with LBRY (LBC) credits, through my Odysee channel: https://odysee.com/@ZigaMDIY:9 I also design on redbubble: https://www.redbubble.com/people/reintegration/shop And I promote my RB designs on Pinterest: https://www.pinterest.com/reIntegration42