240MM FIXED FRONT OR REAR Fixed Wave design 240mm x 3.20mm thick Mounts to OEM Ultra Hub and Warp 9 hubs Works On Front or Rear wheels 240MM FLOATING FRONT OR REAR Floating 2 piece Design Floating helps limit heat cycling and warping of the rotors brake surface Floating also helps minimize Squealing 240mm x 3.20mm thick Blue Stainless rivets Aluminum center ring to help cut weight Mounts to OEM Ultra Hub and Warp 9 hubs Works On Front or Rear wheel 260MM FLOATING FRONT ONLY Floating 2 piece Design Floating helps limit heat cycling and warping of the rotors brake surface Floating also helps minimize Squealing 260mm x 3.20mm thick Blue Stainless rivets Aluminum center ring to help cut weight Mounts to OEM Ultra Hub and Warp 9 hubs Works On Front wheel only Caliper adapter bracket S-FB260 is REQUIRED to use this rotor 300MM FLOATING FRONT ONLY Enhances braking performance, especially designed for on-road use. Elevate your Surron Ultra Beea; (TM)s braking performance with our 300mm Rotor and Caliper Adapter Bracket, ideal for Supermoto use. This setup offers exceptional stopping power and heat dissipation for high-speed applications. Caliper Adapter Bracket:A; Ensures perfect fit and stability for the Surron Ultra Bee.