Honda CB650R 2019-2021. Honda CBR500R 2013-2021. Honda CB500X 2013-2021. Honda CB650F 2014-2018. Honda CB500F 2013-2021. The brake disc is made from heat treated 420 stainless steel with excellent corrosion resistance properties and high temperature (Heat-cycle) durability, both surfaces are diamond ground to produce a parallel flat surface, with a CNC laser cut slotted design and either a standard or waved edge finish.