The Park Tool PMP-4.2 Mini Pump is small and convenient while still being effective. The aluminum barrel construction is the perfect size in the fact that it still easy to use yet small enough to use the handy mount that attaches to the under side of a water bottle cage keeping it out of the way.

• Compatible with both Presta and Schrader valves
• Maximum 90 psi pressure
• 10.5" long
• Water bottle boss mounting bracket included
• 130 grams