Osprey Seral 4 Lumbar Pack - One Size Aprium Purple ModelNumber=K2620 5" Tapered Aluminum Steerer Diffusion

5" Tapered Aluminum Steerer Diffusion Black A7 120mm

4 mm on Shimano® Wheel System

Color Black Waterproof Water-resistant Max Bladder Volume 1

32mm stack height

Osprey Seral 4 Lumbar Pack - One Size Aprium Purple ModelNumber=K2620 5" Tapered Aluminum Steerer DiffusionOsprey Seral 4 Lumbar Pack One Size Aprium Purple. 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