2PCS 1/4" Lock On Air Chuck, Metal Locking Air Chuck with Clamps, Tire Inflator Chuck Pump Replacement Air Nozzle, Hose End with Barb Connector for Hose RepairAbout this item 【Practical Function】: Designed with a locking clip that can be opened with a 90-degree thumb press, this car tire inflator pump chuck guarantees an airtight seal. It hardly leaks air when opening and closing the valve core of your car tire, allowing for easy and quick tire inflation hands-free. 【Wide Application】: Its hose barb end is a standard 1/4-inch connector designed to fit most cars, bicycles, motorcycles, and portable tire inflators/compressors. It is compact and lightweight, easy to store and carry, always ready to provide you with convenient tire inflation functionality. 【You Will Receive】: The package contains 2 × 1/4 inch all-metal tire inflator air chucks, measuring 5.91 x 3.64 x 0.7 inches, and comes with 2 × adjustable hose clamps (fits OD 0.35-0.63 inches/9-16 mm hose). Please note that this product should be used below 200 psi. 【Premium Quality】: Made of high-quality zinc alloy material, this product has high strength and hardness, a sturdy and stable structure, and is wear-resistant and pressure-resistant. It is corrosion-resistant and rust-free, ensuring long-term use. 【Steps of Use】: This product can be easily operated even by beginners. Just connect it to the hose of the air compressor using the barb connector, then fix it with the adjustable hose clamp, and finally lock the chuck inflator nozzle onto the tire valve to inflate it. Dimensions: 5.91 x 3.64 x 0.7 inches.