Features:This bicycle adapter valve is the best choice for your cycling and outdoor activities. The 15-piece kits are available in a variety of sizes to suit your needs and are suitable for DV or SV or AV valves.Made of high-quality pure copper, corrosion-resistant, durable, ultra lightweight, easy to carry and take up less space.Simple and practical, easy to install, just install the air.Includes 6pcs for DV valve adapter, 2pcs for SV valve adapter, 2pcs for AV valve adapter, 2pcs ball valve needle, 2pcs tape inflation nozzle and 1pc plastic nozzle.Suitable for mountain bikes, road bikes, inflatable equipment, inflatable balls, fitness balls, balloons, yoga balls, swimming rings, cylinders and other inflatable devices.Specifications:Material: copper andamp plasticColor: Black andamp GoldPackage Weight: approx.64gSize (approx.): for DV valve adapter: 1.5x1x0.7cm or 0.59x0.39x0.28infor SV valve adapter: 2.5x0.7x0.4cm or 0.98x0.28x0.16infor AV valve adapter: 1.8x0.9x0.4cm or 0.71x0.35x0.16inBall valve needle: 3.9x6cm or 1.54x2.36inTape inflation nozzle: 2.6cm or 1.02inPlastic nozzle: 4.8x0.6x0.3cm or 1.89x0.24x0.12inPackage List:6 x for DV valve adapter2 x for AV valve adapter2 x for SV valve adapter2 x ball valve needle2 x tape inflation nozzle1 x plastic nozzle