Ultrabase Strain Relief for Prusa I3

I'm "reimagining" my i3 Mk2 with an Ultrabase heated bed and an aluminum y carriage plate (https://www.amazon.com/gp/product/B07B2649NN), using linear ball roller bearing slide blocks. The Ultrabase has a poorly-engineered solder connection that will not stand up to the constant motion of the y carriage. I needed to add a strain relief.

This strain relief bolts on using the roller bearing M4 screws, and has two zip tie slots to hold the cable securely, eliminating any movement at the solder j