Features: brand new and high quality It is suitable for 5-6MM inner diameter trachea. Cut off the sleeve of the original nozzle and press the spring directly into it. The universal inflation chuck can inflate the mouth of American tires. Threaded spin control connection, no air leakage. Good airtightness and easy operation. It is suitable for the replacement of the air nozzle of the car air pump. Suitable for inflating American tyre mouth car/motorcycle/bicycle. Operation method: Step 1: Cut off the original inflation nozzle, and then put the spring or hose clamp on the inflation tube first. Step 2: Insert the 6.5MM tail into the air inlet pipe directly, and the threaded control type aligns the tire. Quick connection to inflate. Specifications: Material:Galvanized Steel Type:1x Compressor Fitting Connector,5Pcs Compressor Fitting Connector Set(optional) Net Weight:17-28g Package Includes: 1x Compressor Fitting Connector or 5x Compressor Fitting Connector Set note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.