Industry Nine Hydra 2 Boost MicroSpline supacaz Replace your SIDI heel pads

Replace your SIDI heel pads sooner than later to avoid damage to your carbon sole shoes

Ventilated SmartFlex hip pads allow airflow to keep wearer dry and comfortable

But its external rim width is 2mm wider

The perfect compliment to Deity Components' DEITY line of grips

5-Star Protection Technology: Built with top rated Lazer KinetiCore to reduce risk of injury from direct or rotational impact

Industry Nine Hydra 2 Boost MicroSpline supacaz Replace your SIDI heel padsRedesigned for durability under the most extreme use, with even faster engagement and less drag Thicker axles, larger beargins, larger pawls with an additional tooth, and a tougher drivering guarantee the Hydra 2 can easily handle the torque of powerf Attributes Axle Type 12mm TA Freehub Body Shimano Micro Spline Hub Spacing 148mm Hub Spoke Type J bend Position Rear Rotor Mount 6 bolts