The Crank Brothers' Stirling SG Mini Pump is a premium alloy hand pump featuring a high-pressure/high-volume switch, presta/schrader compatible smart head, and gauge.

• Includes a precision gauge (0-100 psi) and premium alloy / composite construction for low weight and high strength
• Features an auto-adjusting smart head for Presta or Schrader valves, and a patented high volume/high pressure air switch:
• Use the high volume mode under 40 psi for quick inflation, then rotate the switch to the high pressure mode for easier pumping up to 100 psi
• All Sterling pumps include a bottle cage bracket mount for convenient on-bike storage