Description

The Crank Brothers Gem Hand Pump is tiny and lightweight, but it packs a wallop. The Gem will take your tire all the way to 130psi when you need it, and it will take it there in a hurry. The best part about the Gem pump, however, is that, at 128 grams, it feels like it’s not even there until we need it. Handy h pump for either road or mountain bikes High-pressure version good up to 130 psi Magnetic head for both Presta and Schrader valves Material aluminum …