The GuliKit TMR Magnetic Joystick Replacement Kit is designed for the NS51-Switch Pro-Black controller, offering a 720 Tension Adjustable TMR Joystick for improved gaming performance. The kit includes a high-quality joystick from the trusted brand GuliKit, ensuring a precise and responsive gaming experience. With a sleek design and easy installation, this replacement kit is ideal for gamers looking to enhance their control over their favorite games on the Switch console.