MEETOOT Bicycle Tire Locking Presta Schrader Valve, Dual-Head Pump Nozzle with 1/4" F-NPT Quick Connect, for Tire Inflators Valve Adapter with Deflation Knob, for Bicycle Floor Pumps

["Dual-Valve Universal Design: Integrated dual-head structure compatible with Schrader and Presta valves, fitting most bicycle and car tires.","Quick Locking Mechanism: Unique reverse locking structure - open the latch to inflate securely without detachment.","One-Button Deflation Function: Built-in deflation knob allows quick air release with a light press for precise tire pressure control.","High Sealing & Leak-proof: Double-end built-in sealing washers maintain high airtightness during inflation and connection.","Wide Compatibility: 1/4\" F-NPT internal thread interface works with standard equipment like tire inflation guns, pressure gauges and air compressors."]