Upgrade your shop’s inflation setup with the heavy-duty Haltec CH-340 Standard Bore Lock-On Air Chuck. Engineered for fast, efficient, and hands-free tire inflation, this premium pneumatic tool eliminates the hassle of holding the chuck against the valve stem while inflating. Built from high-grade plated steel, it delivers the rugged durability required for busy commercial tire shops, fleet maintenance yards, and demanding DIY garages.

Key Features & Benefits

• Secure Lock-On Mechanism: Features an intuitive sliding outer sleeve. Simply push the sleeve forward to instantly lock the chuck onto any standard bore valve stem, and pull it back for a clean, effortless release.
• Hands-Free Operation: The positive lock mechanism holds tightly under high pressure, allowing operators to step back during the inflation cycle for increased efficiency and safety.
• Leak-Free Connection: Precision internal seals ensure a tight, airtight grip on the valve threads, preventing air loss and maximizing inflation speed.
• Heavy-Duty Construction: Manufactured from robust steel with a corrosion-resistant finish to withstand dropping, impacts, and daily workshop abuse.
• Universal 1/4" Thread: Comes equipped with a standard 1/4" NPT female thread, making it directly compatible with most shop air lines, tire inflator gauges, and hose assemblies.

• Brand: Haltec
• Model: CH-340 / CH-340-1
• Material: Plated Steel
• Inlet Thread Size: 1/4" NPT Female
• Valve Compatibility: Standard Bore (.305-32 thread / Schrader valve)
• Chuck Type: Closed-face (Built-in check valve stops airflow until engaged with the tire valve core—ideal for direct airline and gauge configurations).

• Specifications