Astra Depot 4pcs Set Black Anodized Aluminum Alloy Hexagonal 8mm Tire Wheel Stem Air Pressure Ventil Port Valve Caps Motorcycle Standard Naked Racing Sport Bike Help to prevent leakageUniversal fit for cars, trucks, SUVs, motorcycles, bicycles, etc that is with 8mm tire Valve, dirt and other objects from damaging cores. Material: Anodized Alloy Aluminum -- Color: Black Easy installation, only use wrench to put the caps on to the tire valve stem. Help to prevent leakage, dirt and other objects from damaging cores -- Give your vehicle a clean and elegant style Package includes: 4x Tire Valve Stem Caps