Introducing Sterling, Gem and B-Series: The New Pumps and Tools from Crankbrothers - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media
Crank Brothers Gem S Short Frame Pump: Silver - Retro City Cycles & Greenway Bicycles
Crank Brothers Sterling S and Gem S Pumps | Urban Velo
Amazon.com : Gem Hand Pump - Green : Frame Mount Bike Pumps : Sports & Outdoors
Eurobike 2012: Crank Brothers' new pedals, whee...