DescriptionMade of lightweight and sturdy aluminum alloy material, durable, strong, rust and water-resistant even in bad weather conditions. The product has good sealing performance, wide application and simple and convenient installation.Features-Color:Blue -Material:Aluminum Alloy -Size:7.20X0.70X0.70cm/2.83X0.28X0.28in -It adopts the high strength aluminum alloy, lightweight and resistant against corrosion. -Higher hardness and more resistance to corrosion, thus you can use it on your bike with confidence. -Adopt scientific process, with the standard specification, delicate craftsmanship. -Suitable for extending air nozzle as bicycles inner tube, convenient and practical. -It is manufactured with professional technology to ensure it can work for a long time.