Anet A8 optic Z-endstop

it is a piece adapted for an Anet A8, with the situation of the sensor in another different position, added a nut and with the pin turned, it is important to know that the optical sensor can not connect directly to the plate of the anet if not that it is necessary either to put marlin or to reverse the logic of the switch according to this: https://www.thingiverse.com/thing:2064022