Zeno ReactionEX Floating Centrelock Disc Brake Rotor - 180mm - Centrelock - Standard - 1.8mm - 1.9mm Dropship Buttercups are mounted at the

Buttercups are mounted at the base of both the spring and damper assemblies

Materials: Aluminium trigger

Cons: More adjustment options means more potential to totally mess things up

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Zeno ReactionEX Floating Centrelock Disc Brake Rotor - 180mm - Centrelock - Standard - 1.8mm - 1.9mm Dropship Buttercups are mounted at theThe Zeno ReactionEX is a high end floating disc brake for cycling. Features The Only Truly Floating Rotor for Bicycles: The new design allows the rotor to automatically align, ensuring the brake pads grip perfectly on the rotor, providing stable braking force every time. Efficient Torque Conduction: The special design ensures that braking power is directly and fully transmitted to the bicycle, reducing braking noise. Reduced Heat Damage: The new