Small enough to carry in your pocket yet powerful enough to get the job done. The crankbrothers Gem pump is a dual piston pump that features a high pressure air switch and a reversible internal head that works with both types of valves.
Compatible with Presta and Schrader valves
High volume / high pressure air switch
Made from 6061 T-6 aluminum
Max pressure: 130psi
Please Note: Mounting bracket and patch kit are not included.
There are no questions for this product at the moment.