Osprey Siskin 12 Backpack with Reservoir - Black - 12L Pack - 2.5L Bladder Back in Stock One of the most valuable

One of the most valuable tools for building wheels with bladed spokes

Tank is removable for easy transport

This stem is forged from high-end 6061 alloy which has been further CNC machined to build the perfect balance of stiffness and weight

A lycra rear neck panel allows for easy entry and reduces the chances of chafing

Osprey Siskin 12 Backpack with Reservoir - Black - 12L Pack - 2.5L Bladder Back in Stock One of the most valuableA high performing mountain bike pack that carries just enough gear, the Siskin provides stability and comfort on every trail. Featuring unique fabric treatments, room for critical gear, and an included updated Hydraulics LT 2. 5L reservoir. Key Attributes Reservoir included Osprey Hydraulics LT 2. 5L reservoir and sternum strap magnetic bite valve attachment. Ride stability A rolled, soft edged harness and airmesh wrap hipbelt create comfortable and