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Team Cycles£16.00Visit shop Truflo Unisex Black Air Switch Pocket High Pressure Mini Pump
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This guide is for cyclists who need a compact and efficient pump for on-the-go repairs. The Truflo Air Switch Pocket HV/HP pump offers the key benefit of switching between high volume and high pressure modes for fast and effective tire inflation, a significant advantage for its size. A potential caveat is its small size might require more strokes for very flat tires compared to larger pumps. This pocket-sized aluminum pump delivers surprisingly fast and efficient inflation due to its dual mode functionality, easily fitting into a jersey pocket.
| Model Part Number | QA4107 |
|---|---|
| Brand | Truflo |
The pump likely has a mechanism to switch modes, often by twisting or pulling a section of the pump body or handle. Refer to the pump's specific markings or a diagram if available. Generally, High Volume mode is for initial rapid inflation, and High Pressure mode is for reaching optimal tire pressure.
The pump features a reversible locking head. You typically need to unscrew the end cap of the pump head, flip the internal rubber gasket and seating component, and then screw the cap back on. Consult the product manual or markings on the pump head for specific instructions.
While the exact maximum PSI isn't specified in the provided data, pumps of this type are generally capable of reaching pressures suitable for most road and hybrid bikes, often around 80-100 PSI in high-pressure mode. For very high-pressure road tires, it may require significant effort.
The included frame mount is designed to attach to your bike's water bottle bosses. It typically uses bolts that already secure your water bottle cage, or it may come with its own mounting hardware.
Yes, it is suitable for mountain bike tires. The High Volume mode will help inflate the larger volume tires more quickly, and the High Pressure mode can be used to achieve the desired pressure, although mountain bike tires typically require lower pressures than road bikes.
The pump weighs approximately 60 grams.
The pump measures 158mm in length.
Ensure the reversible locking head is correctly fitted to the valve. Check that the valve itself is functional and not stuck. Verify the pump is in the correct mode (HV or HP) for the current tire pressure. Ensure the pump's internal seal is clean and undamaged.
Re-seat the pump head firmly onto the valve. Check the rubber seal inside the pump head for wear or damage and replace if necessary. Ensure the valve's own sealing mechanism (if applicable) is functioning.
Clean the pump barrel and piston seal. Apply a small amount of silicone-based lubricant to the piston seal. Ensure no debris is obstructing the pump's movement.
Ensure the pump head is fully and correctly seated on the valve. Check the locking mechanism for any debris or damage that might prevent it from engaging properly.
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