Osprey Size Chart
Out of stock| New gear ? Brand new, factory fresh gear.
Seral 4 with Reservoir - Raven Black
Seral 4 with Reservoir - Raven Black
SKU:VV4JF-03
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The Osprey Seral 4 combines minimalist design with practical hydration storage for cyclists who demand lightweight performance. This compact lumbar pack features a dedicated 1.5L reservoir pocket that keeps water within arm's reach during rides. The streamlined four-liter capacity sits close to your body for balanced weight distribution, reducing fatigue on longer outings. Multiple attachment points accommodate bike tools, spare tubes, and essentials without bulk. Breathable back panel and adjustable straps ensure comfort whether you're tackling singletrack or cruising pavement. Ideal for day rides and short adventures where every ounce counts.
Features
Features
- Dual-zip access to main compartment with glove-friendly zipper pulls
- Includes Hydraulics LS 1.5L Lumbar reservoir
- Internal hydration sleeve with hose routing ports and Hydraclip for fast, effective reservoir hanging
- Internal organization and zippered pocket with key clip
- Front accessory straps secure a chin guard for extra layer, and tuck away when not in use
- Side compression straps to stabilize pack
- Blinker light attachment (light not included)
- Reflective details for safety
Specifications
Specifications
- Materials: bluesign® APPROVED, 100% recycled 300D polyester, DWR treatment made without PFAS
- Volume: 4L/ 244 IN³
- Dimensions: 6.7"H x 11.4"W x 5.9"D
- Weight: 1.02 lbs
