Specification: Material: Aluminum alloy + copper Color: Golden. Specifications: 1/4NPT US plug Temperature resistance: -10 to 105°C. Compressive strength: 150-250 (MPa). Scope of application: Pneumatic tool accessories Specifications: 1. The car valve stem connector air chuck features a standard US 1/4" NPT thread for easy connection to an air line, air compressor, or tire inflator to inflate tires. Can also be connected via the included male plug. Female quick connector for air (please use the included original sealing strip to prevent leakage). 2. 1/4" FNPT closed flow air chuck and 2 1/4" MNPT quick connectors. The clip-lock design helps easily lock onto common Schrader valves. 3. The air chuck is made of high-quality, heavy-duty metal alloy for strength and durability, as well as corrosion and wear resistance, and will serve you faithfully for many years. 4. Additional steel clasps on the clip ensure a more ergonomic angle. If you want to use this air sucker, simply attach it to