◎ Free Shipping ◎ Instant purchase welcome ◎ Brand new, unused Air Valve Caps Blue x 4 pieces These stylish air valve caps are very popular as replacements for old valve caps or as spares! Easy to install, no tools required! Prevents dirt and water from entering, which can cause air leaks ✨ Adds a stylish touch to your wheels! Can be used on motorcycles as long as they have standard wheels(^^) 【Product Specifications】 Size: Length: 15mm, Diameter: 9mm Material: Chrome Aluminum Inner diameter of the bottom: Approximately 7mm Rust-resistant