SpecificationsCompatible Model: For Nintendo SwitchType: Metal Lock BucklesTo Fit: ControllerPlatform: For Nintendo SwitchQTY: 16 pcsQ&AHow to install the Metal Lock Buckles?1. Use the Y screwdriver to open 4 screws on the joy con.2. Use the X screwdriver to open the screw inside the joy con.3. Take down the small iron with the tweezers.4. Then take the original lock buckle out carefully.5. Then put the spring into the metal lock buckle.6. Put the metal lock buckle into the joy con by tweezers and press the spring into the slot.7. Finally, put back the small iron and the screw. Close the joy con case back.What is in the pakage1 x 2.0 Y Screwdriver1 x 2.0 X Screwdriver1 x 1.5 Y Screwdriver1 x tweezers2 x Springs4 x Joy Con metal lock buckle6 x Screws(Total: 16 pcs)NotePlease verify your Model before purchasing.