Hydra 2 Boost XD Square Taper First and foremost

First and foremost

During the cold forging process the diameter at the thread is reduced to the 2 mm standard

Superior pocket management

the Ambient™ Winter Headband has a thermal fleece lining and keeps your ears covered with built-in ear flaps

Hydra 2 Boost XD Square Taper First and foremostRedesigned 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 SRAM XD Hub Spacing 148mm Hub Spoke Type J bend Position Rear Rotor Mount 6 bolts