Features: Experience simple idle control with our PWK Carburetor Idle Adjustment Screw, designed to enhance your vehicle's Fuels efficiency and driving comfort. Crafted from metal material, this black adjustment screw offer a stylish look while providing precise tuning for your engine's idle performances. Suitable for professional mechanics, automotive enthusiasts, and car owners who demand superior performances from their vehicles. The perfect tool for automotive maintenance, customization, and tuning, this idle adjustment screw is suitable for various models equipped with PWK carburetors. Upgrades your vehicle's functionality with this easy to install PWK Carburetor Idle Adjustment Screw, ensuring a stable and optimized driving experience. Specifications: Materail: metal Length: about 4.1cm/1.61inch Package Includes: 1xIdle Adjustment Screw note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.