Apidura Backcountry Series Hydration Backpack Variant:Backcountry Hydration Backpack S/M User replaceable lithium AAA battery

User replaceable lithium AAA battery

Developed to facilitate fitment of mechanical parts that works in heavy duty condition

including a Zyklop ratchet for incredibly high screwdriving speeds

• Fits 12mm Shimano and Sram internal spline centerlock disc brake lockrings

Apidura Backcountry Series Hydration Backpack Variant:Backcountry Hydration Backpack S/M User replaceable lithium AAA batteryDesigned for mountain biking and long rides in remote locations where extra water carrying capacity and increased storage are essential, the Backcountry Hydration Backpack adds significant capacity and versatility to mountain bike setups. It features our custom 2L fast flow bladder, a 12L main storage compartment and an additional 2L of capacity spread across easy access pockets. Constructed from a lightweight, breathable 3D mesh, the Backcountry