FT-5 Adjustable tension Y carriage replacements

These were designed based on https://www.thingiverse.com/thing:2362785 to add adjustable belt tensioning. As the part the belt attaches to is longer it will not work with a stock printer, I am using parts from https://www.thingiverse.com/thing:2045169 which allows for it to be longer.

Part is using these inserts:
https://www.amazon.com/gp/product/B01IZ1RN0A/ref=oh_aui_detailpage_o03_s01?ie=UTF8&psc=1