About Industry Nine Hydra2 Hubs

A huge update to the popular Hydra hubs, with a strong focus on durability. 

• 65% thicker axle with a stress relieving washer, to prevent snapping axles
• Updated seals
• Standard, non-proprietary 6903 bearings that are easy to source
• Stronger drive ring and pawl pockets for a more durable drive system
• Stunning scalloped hub shell that look incredible 

We score them a 8/10 in loudness, with a unique sound. 

You can read more at the manufacturer’s website: https://industrynine.com/technology/hydra2

Weight
Front : 157 grams
Rear : 294 grams