Here is my cable track version to hide the Heated Bed Cable and to give it more support and to keep it from bending/breaking off. This will 100% Hide the cable below the table/bed keeping it out of harms way. This adapter also provides a quick disconnect at the bed and also 1/2 way in the cable.
Details are on Thingiverse: Snapmaker-2 A350 Heated Bed Cable Adapter (Hidden)
CAUTION: Advanced makers as you will be cutting/soldering wires and changing plug end, and drilling tapping into base !!! Use at your own will and use caution. Not responsible for mis-wiring or damage to your machine.