Servo plug unique matching covers

thingiverse

These are 4 different servo plug cover pairs. Each pair is unique so that it makes it difficult to connect to the wrong servo extension wire. You don’t need to print them in different colors but that would help as well. The design is such that the plug cover cut-out can only fit one way because the cut out design is non-symmetric. You need to superglue it to the original servo plugs. Smaller cover goes on Servo side plug