The pump adapter is ideal for most bicycle tires, air balls, and mattresses. Package includes: 4 valve converters, 2 pins, 2 right angle AV extensions, 2 SV extensions, 1 compressed air nozzle, 1 air hose. The 90-degree extended valve fits American valve types, including those with inner plugs and cores. It is compatible with passenger cars, light and heavy trucks, and motorcycles equipped with standard valve stem tires. This extension simplifies inflation of dual tires and other inflatable items, enabling easy use with a pump or compressor. Made of copper, these bicycle fittings provide strong corrosion resistance. Precision manufacturing ensures the adapter set is durable and long-lasting. Different applications require different valves—suitable for use on wheels, balls, air mattresses, and similar inflatables. Compact and lightweight, this adapter takes up minimal space and is convenient to carry.