belt tensioner CTC y-axis stepper mount

- If you made this thing and are happy with it I kindly ask to give it a shout!

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Doing some maintenance I replaced the original 17 tooth pulleys against 16 tooth ones I had available. No problem with dialing in the new dimensiones. Using Simplify3D the rule of three easily does the trick to find out how to adjust your steps per mm in the firmware file....

For I had some problems with the closed belt at the y-axis stepper I