Crank Brothers Gem Bike Hand Pump Color:Black Midnight Edition Through our proprietary ChromaPop™ lens

Through our proprietary ChromaPop™ lens technology

elegant buckle creating a bold yet minimalist design

come heck or high water

The essential item for patching gouges in ski and snowboard bases

High volume / high pressure

Crank Brothers Gem Bike Hand Pump Color:Black Midnight Edition Through our proprietary ChromaPop™ lensThe compact, lightweight dual stage hand pump, featuring patented high volume high pressure switch technology. F Gem pumps feature a hybrid alloy composite construction for low weight and high strength Our lightweight Gem pumps also feature a convertible 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