StopTech Sport Rotors are also available with an optional cryogenic treatment. Although cryogenic treatment is invisible to the naked eye; many fleet customers are sold on its ability to extend the service life of the brake rotor. Deep cryogenic treatment is a one-time process that permanently improves the performance and wear characteristics of metal components; from brake rotors and engine parts to machine tools and gear sets. All new StopTech Sport Rotors may be ordered with cryogenic treatment for an additional fee.. Symmetric vane; split-core castings for uniform heat distribution. Black E-Coat anti-corrosive coating protects much better than competitors spray paint. Double disc ground friction surface for optimal performance and serviced life. Symmetric vane; split-core castings for uniform heat distribution. Black anti-corrosive paint protects much better than competitors spray paint. Double disc ground friction surface for optimal performance and serviced life.. StopTech; StopTech Rotors; Stop Tech; StopTech Rotor; Centric Parts; CentricParts Rotors; StopTech Break Rotors; Stoptech Brake Rotors; premium Cryostop rotor; cryostop rotors. 2017 - 2020 Fiat 124 Spider, 2016 - 2018 Mazda MX-5, 2016 - 2018 Mazda MX-5 Miata. Stoptech 16-18 Mazda MX-5 Front Premium Brake Cryo Rotor. Black E-Coated Non-Friction - Corrosion Protection. Double Disk Ground For Consistent Friction Surface. Superior Resistance To Cracks From Thermal Stress. Increased Initial bite and Wet Weather Response. Directional Curve Vane Designs On Selected Apps. Cryogenic Treatment Reduces Residual Stress. StopTech Premium Cryostop Blank Rotor. Slots Helps Evacuate Gasses/Dust/Heat. Premium Cryostop Rotor; Front. Premium Cryostop Rotor. Direct OE Replacement. Cyrostop Blank Rotor. Disc Brake Rotor. cryostop rotors

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