Camera Extension Bracket w/ Chain Mount

This is a modified version of this camera extension mount https://www.makeronline.com/en/model/ADJUSTABLE%20KOBRA-3%20CAMERA%20MOUNT%20V2%20-%20LARGER%20HOUSING/127631.html so that it is compatible with this side cable chain https://www.makeronline.com/en/model/Kobra%203%20Side%20Cable%20Chain%20with%20removable%20camera%20mount/164219.html.