- Designed for easy access, quick use, and reliable performance on mountain, gravel, and fatbike tires, requiring less force per pump stroke than other pumps - EnviroLock sealing is best-in-class, which means that the internal components are protected from water and trail debris with the waterproof seal - Compatible with Presta valves only - Bottle cage mount included with pumps (pairs exceptionally well with Wolf Tooth B-RAD Bottle Shift) - Maximum pressure - 70psi