The Shimano HB-MT900-B front hub for center-lock disc brakes provides faster acceleration by reducing inertia and weight. It features a smaller spline diameter that is compatible with a 10t cog.

• The Shimano HB-MT900-B front hub for center-lock disc brakes provides faster acceleration by reducing inertia and weight. It features a smaller spline diameter that is compatible with a 10t cog.
• Offers a near-silent drivetrain experience, eliminating rider distraction
• Compatible with Shimano's XTR platform