Quick Summary
The Osprey Syncro 12L is a hydration bike pack in black with a 2.5-liter reservoir, adjustable torso length, and a deployable raincover. It is built around a LightWire perimeter frame and a mesh trampoline backpanel, with bike-specific storage and organization details.
The pack is described as a unisex fit and includes a magnetic bite valve attachment, side compression, a tool organization area, a breathable mesh hipbelt, and a front shove-it pocket.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Brand | Osprey |
| Model | Syncro 12L |
| Product type | Hydration bike pack |
| Color | Black |
| Capacity | 12 L pack volume for gear and hydration items |
| Reservoir | Includes a 2.5-liter reservoir |
| Torso adjustment | Adjustable torso length with a sliding-yoke system |
| Raincover | Deployable raincover stored in a bottom compartment |
| Dimensions | 17.3 x 11 x 8.3 in / 44 x 28 x 21 cm |
| Pack weight | 1.81 lb / 819 g, not including the reservoir |
| Reservoir weight | 0.37 lb / 170 g |
What to Compare Before Buying
- Fit: The pack has an adjustable torso length and a unisex fit. Compare the fit range with your torso length and riding position.
- Hydration setup: A 2.5-liter reservoir is included. Check whether that capacity matches how much water you want to carry on a ride.
- Storage volume: The pack volume is 12 L. Compare that space with the gear you plan to carry, such as tools or layers.
- Weather cover: A raincover is included. If coverage matters, confirm that the included cover matches your expected use.
- Dimensions and weight: Review the stated size and pack weight if you care about how the pack will ride and store when not in use.
Using It in Practice
The pack combines hydration storage with riding-focused organization, so it is set up for carrying water and smaller essentials in one pack. The separate reservoir compartment, tool organization area, and front shove-it pocket help keep items arranged by use, while the side compression and torso adjustment help the pack stay set to your preferred fit.
If you want a compact day-ride pack with hydration built in, this layout gives you the main structure to plan what you will carry before heading out.
Before You Decide
Confirm the 12 L size, the included 2.5-liter reservoir, and the adjustable torso fit before choosing an offer. Also check the stated dimensions if space or carry profile matters to you, and make sure the black version is the one you want.





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