"Fourth Generation Nintendo Switch Joy-Con Analog Sticks - 20 New Pieces" #Note: Switch Parts (View various Switch peripheral parts.) These are Joy-Con analog stick circuit boards that I personally use for repairs. Please use them if you have problems with repairs or contact issues. After installation: Select "Settings (gear icon)" from the HOME menu of the Switch console. Follow the instructions until you complete "Controllers and Sensors" → "Calibrate Control Sticks". Compatible with Joy-Con and Switch Lite. Junk Repair Switch Repair Parts Replacement Parts"