Laudkree Replacement Thumbstick Analog Thumb Stick for Sony PlaySation 4 Controller - Black Pack of 2 Pairs) Replace a damaged joystick cover on your ps4 dualshock 4 controller Fits official PS4 controllers, as well as Xbox One controllers. This part fits the left or right joystick Plastick knob cover for the ps4 dualshock 4 controller left or right joystick Requires technical internal fitting, the controller must be opened to install.(screwdriver not included)