"These unique and distinctive discs are among the most cutting edge rotors on the market today. High quality stainless steel construction Improved performance over traditional round rotors Excellent cooling properties Great durability, even in the harshest conditions Available for all popular MX and Enduro bikes TECHNICAL TIPS Mounting a new rotor Make sure that the contact area on the rotor and hub are completely clean, centre the rotor on the hub and tighten according to OEM torque specs. New brake pads should always be installed when fitting a new rotor and we strongly recommend that new disc bolts are also fitted. Pad compatibility Artrax rotors can be used with any type of brake pads, including sintered bronze, Kevlar and ceramic carbon." YAMAHA YZ125 17-25 YZ250 17-25 YZ125X 20-25 YZ250X 17-25 YZ250F 16-25 YZ450F 16-25 WR250F 17-25 WR450F 16-25 YZ250FX 16-25 YZ450FX 16-25