Osprey Seral 7 Hydration Pack - Black - 7L Pack - 1.5L Bladder Ignore Wholesale Tier 1 Brand Rule Bearing style / amount: Chromed

Bearing style / amount: Chromed steel bearings with triple freehub bearing axle support

Total weight (cap and bolt) is just 8g

820-02-537-KIT: Service Set: Air Shaft Assy

PFAS(PFC)-free

Osprey Seral 7 Hydration Pack - Black - 7L Pack - 1.5L Bladder Ignore Wholesale Tier 1 Brand Rule Bearing style / amount: ChromedPrefer an off the back hydration solution instead of an over the shoulder pack? The Seral 7 lumbar pack was made for you. Featuring an included 1. 5 litre lumbar reservoir and magnetic bite valve that attaches to the hip belt for easy access. Some lumbar packs have a tendency to creep around while you ride, we promise this one won't. Compression straps pull the pack into your lower back and wrap around your hips for supreme stability, even over