ITEM NAME:20x Rubber Bicycle Schrader Air Valve Dust Cap Bike American Valve Cover Black Description: -20 Pieces high performance premium rubber bicycle schrader / American air valve dust cap, durable, waterproof and dustproof -Universal fits any MTB road mountain bike, car, truck, motorcycle, motorbike, electric scooter with a standard schrader valve stem -Effectively protects valve against exposure to dirt and dust -Easy to install and remove, also adds a special style to your wheels -Great replacement accessories for worn old valve caps Specification: Material: Rubber Height: Approx. 13 mm/0.5 inch Diameter: Approx. 10 mm/0.4 inch Color: Black Package Includes: 20 Pieces Bicycle Air Valve Caps Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks!.Effectively protects valve against exposure to dirt and dust. Material: Rubber. Color may be slightly different since different monitor. Color: Black.