ANET A6 Mount for LJ18A3-8-Z/BX Inductive Sensor

To mount [8mm LJ18A3-8-Z/BX Autolevel Inductive Sensor For Anet A8 A2 A6 3D Printer](https://www.ebay.com.au/itm/8mm-LJ18A3-8-Z-BX-Autolevel-Inductive-Sensor-For-Anet-A8-A2-A6-3D-Printer-/283063661667?hash=item41e7e8b463).

I couldn't find one to front mount the sensor, so I adapted this cool [BLTouch](https://www.thingiverse.com/thing:2451350) sensor and added a holder for the inductive sensor.

To set everything up I found [this is the best guide](https://3dprint.wiki/reprap/anet/a8/improv