Manufactured by Blackshadowuk. Manufactured from best quality stainless steel to the finest tolerances. Outer Diameter 220 mm Inside Diameter 106 mm Thickness 5 mm Holes 5. Will fit Yamaha models as listed.. YZF R6. 600 cc 2003 - 2020 MT - 10 ABS. 1000 cc. 2016 - 2023 MT-10 SP ABS. 1000 cc 2017 - 2023 YZF R1. 1000 cc. 2004 - 2023