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/SV/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 & plastic Color: Black & Gold Package Weight: approx.64g Size (approx.): for DV valve adapter: 1.5*1*0.7cm/0.59*0.39*0.28in for SV valve adapter: 2.5*0.7*0.4cm/0.98*0.28*0.16in for 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 Package List: 6 * for DV valve adapter 2 * for AV valve adapter 2 * for SV valve adapter 2 * ball valve needle 2 * tape inflation nozzle 1 * plastic nozzle