Tronxy X3 Cheapest Y Stabilizer - Bed Mod

I needed a quick and cheap way to mod the print bed and make it more stable, as even with the wheels tightened, it started to wobble again. Despite the multitude of bed mods available for the X3, I couldn't find a solution that allowed me to quickly source parts for cheap, so I devised my own.

Parts list:
- a 15mm x 30mm wardrobe rail (I got it from a hardware store for 2.5$) - make sure it is at least 80cm long, and make sure it's shiny chrome, so it slides better;
- 4 t-nuts and screws (I