Bicycle Valve Adapter Pump Adapter Ball Pump Inflation Needle Nozzle Adapter Kit Feature: COPPER MATERIAL: Except 2 hard plastic valves, all these universal bicycle accessories are made of copper with screw threads, which is extremely corrosion-resistant. Suitable for electric or manual air pump and durable. WIDE USE: Bike valve adapters for bicycle, car, motorcycle tires;. Like mountain bikes, road bikes, fixie bikes with Presta valve tubes, also ideal for inflatable toys, Air bed, gym ball, balloon, Yoga Ball, swim ring, ect. EASY TO INSTALL: These Bike Adaptors are so light and can be left on the Presta Valve. That's a time saver if you are using a compressor to inflate your tires. No need to remove the Shrader Adapters. INFLATOR ACCESSORIES: these needle inflator tools are in general size and design,easy to use and store; does not take up much space at all,good accessories for compressors, electric air pumps and almost any hand pumps QUANTITY: 15 Piece Set various specifications adapters: 6xDV/SV valve adapters(with sealing ring), 2xAV valve adapters(with sealing ring), 2xSV valve adapters, 2xBall pump needles, 1xtaped inflatable nozzle(with sealing ring), 2xBlack cone adapters. With this set, you will have a solution at hand for all valve types and enough for your demands.