Lezyne Clik Chuck Precision Bike Pump Chuck For Clik Valves Enjoy effortless tire inflation with the innovative Lezyne Clik Chuck adapter that is built for smooth, reliable performance on every ride. This chuck is compatible with Clik Valves and is compatible with Lezyne pumps. With this chuck, you'll get quick connections with Clik Valves and increased airflow. Features Machined aluminum construction with an industrial-strength rubber compression ring Innovative quick connection with Clik Valves that provide increased airflow Compatible with Lezyne pumps and Clik Valves | Lezyne | Clik(R) Chuck Black | Rubber