Usage: is a necessary directly replace the stock/ Original accessory for Anycubi Vyperr 3D printer. Easy to replace: not original, clone endstop, can directly replace. High quality: High quality raw materials, good workmanship. Environmentally friendly, safe and non-hazardous. Points to note: not for anycubi old version printer, like meg series, not sure for Chiro, Kobra4max. If you need vyperr printer's other part, like Strain Gauge Sensor for auto leveling sensor, connect cable for stepper motor, endstop, hotend thermistor or heater cartridge or extruder kit, please welcome to our shop.