Industry Nine Hydra 2 Classic Rear Hub - 12 x 148mm 6-Bolt Micro Spline Silver 32H 288 x 130mm The SRAM CenterLine rotor design

The SRAM CenterLine rotor design provides a smooth consistent and quiet running braking surface

Quick access to separate tool compartment

model 40-Series upper S

6 Material Aluminum SHIS Lower IS52/40 Headset Type Integrated Upper Cup 41mm Headset Position Complete Lower Cup 52mm Steerer Tube 1-1/8-1

Industry Nine Hydra 2 Classic Rear Hub - 12 x 148mm 6-Bolt Micro Spline Silver 32H 288 x 130mm The SRAM CenterLine rotor designCompletely re engineered using insights gleaned from more than 100000 original Hydra hubs in the field Hydra 2 features a newly designed 65% thicker axle larger 6903 bearings with new labyrinth seals and enlarged pawl pockets that ensure bombproof durability under the most demanding conditions. 6 Pawl Hydra 2 Freehub Body provides a groundbreaking 870 P. O. E. Hydra 2 Freehub body engages every . 41 degrees yielding telepathic control Refined drive