Park Tool PMP-3 Pocket Protector Micro Travel Bike Pump is a super small micro pump, that fits in just about any bag, jersey pocket, or mounts directly to the frame. Ideal to take along when space and weight are an issue. It's small but it works like a champ with either Presta or Schrader valves. Aluminum barrel with a locking dual head and soft touch, dual density, flip out handle.Presta and Schrader compatible and includes frame mounting hardware (Max. pressure: 100 psi / 7 bars). Aluminum barrel, locking head and dual density grips make the micro pump easy to use.