For Nintendo Switch 2 Joy-Con Controller Metal Slider Rail Replacement with Flex Cable 1. Specifically engineered with precise original molding to fit the slider rails of the Switch 2 (NS2) Joy-Con controllers. It is the ideal replacement part to fix loose slide connections, charging contact issues, and unstable rail sliding, restoring your controller's structural integrity. 2. Available in Left Side (Neon Blue theme), Right Side (Neon Orange theme), or a complete 1-Pair pack. Whether you only need to repair one faulty side or want to do a full overhaul on both controllers, our multiple variation setup meets your precise DIY repair needs perfectly. 3. Accompanied by a pre-installed, highly flexible ribbon cable with gold-plated pins, it ensures stable and lightning-fast charging and signal transmission. 4. Please note: To comply with hardware safety, this replacement rail does not come with the secondary optical mousesensor function pre-installed. However, it is fully compatible for a seamless transplant! If you require the mouse sensor function, simply unscrew and transplant your original rail's small LED ribbon cable onto this new rail during installation. 5. No soldering required! The replacement process is exceptionally straightforward with its plug-and-play connector and pre-aligned screw holes. By watching standard online video tutorials and taking a few minutes to complete the install.