Parameters: Material: Brass Color: Golden Rugged copper construction. Robust brass structure, chrome-plated, durable, corrosion-resistant, easy to clean, elegant. Inflate regularly fixed quick connectors. The spring is easy to press down, and it is strong enough to hold it in place. It is fixed on the quick valve joint and inflated with the air pump. Air passes freely without a spool. Precision design, no air will leak out of the chuck when not connected. The operation is simple, insert the open air chuck into the hose and hook it to the valve stem. Suitable for inflation of automobile, motorcycle and electric vehicle tires. Inflating nozzle diameter: 8mm application: Suitable for: 8mm caliber hoses, automotive, garage and industrial air pipe systems. Suitable for use in garages and industrial air piping systems; Used to inflate tires for automobiles, trucks, motorcycles, and electric vehicles. The air inlet connector is a fast inflation nozzle connector, which is used with air compressors. Using high-quality materials, the operation is simple and convenient What can you receive? 1 x Air Chuck Pay attention: 1. Due to the measurement tool and manual measurement, please allow an error of 0.1-0.3cm. 2. Due to the difference in light and resolution, the color of the product may be slightly different from the picture Thank you for coming to our store. Have a nice day!