Designed for convenience and ease of use, our bicycle valve adapter set is great for cyclists who frequently switch between different types of bikes or air pumps. The adapters are made from reliable materials to withstand repeated use and provide a tight seal. To inflate your tires, choose the right adapter, attach it to the valve, and connect your air pump. This set simplifies the process of maintaining optimal tire pressure, enhancing your riding experience. Features -Color:Multi -Material:Brass, plastic -Size:3.80X0.75X0.75cm/1.49X0.29X0.29in -Size:1.55X1.00X1.00cm/0.61X0.39X0.39in -Size:1.90X1.00X1.00cm/0.75X0.39X0.39in -Size:2.50X0.70X0.70cm/0.98X0.28X0.28in -Size:3.00X1.00X1.00cm/1.18X0.39X0.39in -Size:4.30X1.00X1.00cm/1.69X0.39X0.39in -Size:0.80X0.80X0.10cm/0.31X0.31X0.04in -Size:1.28X0.98X0.98cm/0.50X0.39X0.39in -Size:1.55X0.79X0.79cm/0.61X0.31X0.31in -Size:11.00X0.90X0.90cm/4.32X0.35X0.35in -Userfriendly: this adapter allows for easy conversion of bicycle valves, making tire inflation a easy task -Multipurpose: suitable for a wide array of bicycle valve groups, this adapter is designed to meet various cycling needs -Sturdy and dependable: constructed to endure extensive use, this adapter remains reliable over time, providing peace of mind -Compact design: its small and portable nature ensures that you can carry it with you and use it whenever necessary - fit: great for mountain bikes, road bikes, and folding bikes, this adapter is a versatile addition to your cycling gear Package list: 1 x set bicycle valve adapter kit (21pcs/set)