SwissStop Catalyst Pro Rotor 203mm Center Lock MPFN-380-0203025430 Ceramic bearing bottom bracket for

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SwissStop Catalyst Pro Rotor 203mm Center Lock MPFN-380-0203025430 Ceramic bearing bottom bracket forSwissStop Catalyst Pro Disc Brake Rotor 203mm Center Lock Silver Black. The SwissStop Catalyst Pro disc rotor has been engineered to provide optimal heat dissipation while providing powerful braking and superior durability. The two piece design consists of a 7075 T6 aluminum alloy spider and SUS410 stainless steel brake track to balance light weight with reliable thermal management and structural performance. Optimum heat dissipation Reliable