Features: 1. This bicycle adapter valve is the best choice for your cycling and outdoor activities. The 24-piece kits are available in a variety of sizes to suit your needs and are suitable for DV/SV/AV valves. 2. These adapters are made of high quality copper, which is very durable and anti-corrosion, so you can use them for a long time. 3. These bike valve adapters cover the most common air pump, compressor or equivalent connection systems. 4. The bicycle valve adapters are lightweight and just takes tiny space in emergency luggage. But in an emergency they will be very useful. 5. Inflator Pump Accessories are designed with screw threads and sealing ring, which is easy to install and seal. And you can use them any where and any time easily. 6. Different bike valve adapters allows you to adapt different valves. Specification: Material: Copperplastic Size (approx.): DV valve adapter: 1.5*1*0.7cm/0.59*0.39*0.28in SV valve adapter: 2.5*0.7*0.4cm/0.98*0.28*0.16in AV valve adapter: 1.8*0.9*0.4cm/0.71*0.35*0.16in Ball valve needle: 3.9*6cm/1.54*2.36in Tape inflation nozzle: 2.6cm/1.02in Plastic nozzle: 4.8*0.6*0.3cm/1.89*0.24*0.12in Shipping list: 1 Set Bike Valve Note: Due to photo lighting problems, the color of the picture may be slightly different. Due to manual measurement, the size may have an error of 1-2cm.