Introducing the Electro & Company Ultimate Pro Spec RTR Hydraulic Brake Kit, designed to fit the Razor Pro Spec and provide unmatched stopping power. This kit like the Extreme brake kit also features thicker, custom-designed rotors and large calipers, delivering significantly increased stopping power and enhanced heat dissipation compared to other alternatives. Engineered to be the perfect fit for your Razor Pro Spec Bike, our brake kits eliminates the common issue of oversized, mismatched options available in the market.  Each kit comes complete with everything you need to elevate your bike's braking capabilities, ensuring a seamless installation process. Upgrade your Pro Spec with the Electro & Company Ultimate RTR (Ready to Race) Hydraulic Brake Kit and experience the confidence of precise, powerful braking on every ride. Compatibility Razor Pro Spec Razor MX500, MX650, SX500 WARNING! Do not use with out fully inspecting brakes before every ride. Install both brakes, do not use only one of the two brakes provided, doing so will result in overheating and catastrophic failure. Your safety is your responsibility! Make sure your vehicles brake system is working properly and is able to stop before departing!