ITEM NAME:Replacement Left Rail Slider for Nintendo Switch NS Joy-con Controller with Description: Left Rail Slider Assembly with Flex Cable. For Nintendo Switch Joy-con controller. Replacement for your not-working slider part. Necessary game accessory, for better experience. Require skilled installation under guide. Specification: Material: Plastic Size: 85x10x6 mm/3.3x0.4x0.2 inch Package Includes: 1x Left Rail Slider SKU: DMO0013356777008115.Left Rail Slider Assembly with Flex Cable. 1x Left Rail Slider. People always bought together with.