Hictop Prusa I3 Y-Axis Belt Tensioner

I purchased my Prusa I3 printer off of Amazon from Hictop in Feb. 2015. Originally, to adjust the y-axis belt tension required flipping the whole printer on its side and playing with the cable attach points to tighten the belt. That got old very quickly. I saw another similar tensioner, thing # 807702, and I adapted the general design to fit my printer. This design works well and I will be happy if it will help someone else with belt tension issues.
The Axel bolt is 8mm in diameter and the bear