LockNFlate® Locking Air Chuck, Closed

REVOLUTIONARY DESIGN: six steel jaws lock onto any Schrader valve to create a secure, hands-free connection. HARDENED STEEL COLLET and DURABLE, SPRING-LOADED TPU SEAL: Fits all standard Schrader valves [VG8/8V1 valve threads] and inflates tires with or without the valve core in place RATED TO 150 PSI: Suitable for garage and industrial airline systems, auto and manual tire inflators, portable pressure gauges, constant pressure systems HEAVY-DUTY CONSTRUCTION: Built to last and stand up to everyday use in even the busiest tire shops, service bays, and garages. 1/4" NPT threaded and compatible with most standard air hoses AVAILABLE IN 2 STYLES: Open Flow or Closed Flow ~ OPEN FLOW: Air passes through freely. For use with hand/foot-controlled valves and automatic tire inflators. CLOSED FLOW: Must engage tire valve for air to flow. For use directly from a compressor or air hose.