X carriage Loop w/capacitive sensor mount

Just added a place to mount a bed leveling sensor. I used a capacitive one. Both inductive and capacitive come in the same size. Here is the one I used.

mico LJC18A3-H-Z/BX 1-10mm Capacitance Proximity Sensor Switch NPN NO DC 6-36V 300mA

http://www.amazon.com/gp/product/B00542U3M4/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1