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This lightweight gem pumps feature a convertible head for Presta or Schrader valves, and a patented high volume/high pressure air switch.

The short dual piston pump.
This lightweight gem pumps feature a convertible head for Presta or Schrader valves, and a patented high volume/high pressure air switch.
| air switch | High volume / high pressure |
| length | 176mm |
| pressure | 100+psi / 7+bar |
| warranty | 5 years |
| weight | 131g |