The TRP RC04E rotor is engineered for superior performance with improved stiffness and high heat resistance, ensuring reliable braking power under demanding conditions. Featuring a center lock design for secure and easy installation, this rotor is 2.3mm thick, providing enhanced durability and stability. Ideal for cyclists seeking top-tier braking efficiency. TRP RC04E Features Center-lock attachment Two-piece Rotor wear minimum thickness (1.8 mm) Improved design reduces vibrations and increases stiffness and power Lockring not included TRP RC04E Specs Sizes: 180mm, 203mm Thickness: 2.3mm Compatibility: TRP RC04E 2.3mm rotors are compatible with the following: Hub: Centerlock Brake Set/Caliper: TRP DH-R EVO , Trail EVO and EVO PRO