SRAM Force1 Hydraulic Disc Brake (UK Style) Left Rear Brake 1800mm wDirect Mount Hardware (Rotor & Bracket sold separately):

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One Less Barrier to Cross The new SRAM Force CX1 groupset is a complete high-performance 1x11 cyclocross drivetrain created by blending the best of SRAMs revolutionary XX1 mountain bike and road technologies. This is a single-ring, 11-speed complete drivetrain that is lighter, simpler, and tougher while offering a clean look and optimal gear selection for cyclocross. SRAM Force CX1 offers better chain management and smooth shifting no matter the conditions or terrain. It is the only true 1x dedicated cyclocross system.