The Hydraulics™ 1.5 L lumbar reservoir is designed for cyclists who prioritize comfort and mobility. Paired with the Osprey Seral and Savu lumbar packs, it provides convenient hydration throughout the day, even on the most technical trails. Its compact 1.5-liter size allows you to carry the ideal amount of water without hindering movement or throwing off your balance.

A design thought out down to the smallest detail

Every aspect of this reservoir has been designed for an optimal user experience. From the ergonomic handle to the flexible hose, deflectors, and hydration valve, everything has been redesigned for simple and intuitive use. Lightweight and durable materials ensure maximum longevity while maintaining comfort.

Osprey Hydraulics™ 1.5 L: a lumbar reservoir that combines practicality with advanced features

This reservoir is not only ergonomic, it is also packed with practical solutions for the demanding cyclist. Discover what makes Hydraulics™ unique:

• Intuitive hydration valve for effortless drinking, even while riding
• Flexible tube with integrated deflectors for consistent flow
• Ergonomic handle for easy filling and carrying
• Perfect compatibility with Seral and Savu lumbar bags
• Lightweight materials to reduce the load on your back
• Easy to clean thanks to the wide opening of the reservoir

Performance and lightness for your outings

With a volume of 1.5 liters and a featherweight design, this lumbar reservoir keeps you hydrated while maintaining perfect balance on the bike. Its compact size makes it ideal for technical and extended rides. The Hydraulics™ reservoir combines efficiency, comfort, and reliability for all your cycling adventures.