Osprey Seral 4 Lumbar Pack - One Size Postal Blue Model=AirZound Horn hex key inner axle for

hex key inner axle for easy maintenance

Machined aluminum axle spacer for fine tuning hub spacing or as replacement axle spacer

2 Air Pressure Cartridge - 27

Color Black Flat Protection Tread and Sidewall TPI 60 Weight 465 Defined Color Black ISO Width (mm) 37 ISO Diameter 622 / Road / 29" Tire Intended Use Gravel Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 37 Tire Type Tubeless Ready Clincher

Osprey Seral 4 Lumbar Pack - One Size Postal Blue Model=AirZound Horn hex key inner axle forOsprey Seral 4 Lumbar Pack One Size Postal Blue. The Osprey Seral lumbar pack is perfect for the minimalist looking for something other than a traditional over the shoulder pack. The Seral features a dedicated hydration compartment that stores an included 1. 5L lumbar reservoir and compresses for stable carry. Dedicated hose magnet attaches the bite valve for easy access. Easily accessible zippered main compartment with internal tool organization Dual