Finally, a hub worthy of the X0 name! Built to roll over the toughest mountain terrain, SRAM's X0 Boost Front Hub proves that being solid doesn’t mean being sluggish. Super-precise Speedball bearings mean lower resistance and faster revolutions. The wide 110mm Boost hub flange ensures your wheels will be stiff for precision steering and improved handling.

• Boost 110 x 15mm axle diameter
• Tapered aluminum axle is strong and light
• 32-hole
• Includes tool-free end caps and quick release skewers
• Weight: 130 grams