Hydra2 - Rear 12x148mm Boost 6-Bolt

The new and improved Hydra 2, made in America by the team from Industry Nine.

The updates to the Hydra 2 address the durability issues that some customers had with the first generation product. 

Meaningful changes and improvements over the Hydra include:

• Thicker axle to prolong axle life
• Revised bearing pre-load system to ensure they stay running smooth
• New radial seal to minimise nasty stuff getting into the freehub mechanism
• Drive ring machined from a higher grade of steel, with oversized teeth to improve durability 
• Larger 61903 bearings

Rear hub weight: 292 grams
Hole count: 32H
Engagement: .41 degrees / 870 p.o.e
Brake Mount: 6-Bolt