The Magura QM9 is a disc brake mounting adapter that lets you run a 203mm rotor on an IS (International Standard) mount. A direct-fit solution for pairing your Magura brakes with a big 203mm rotor on IS-equipped frames and forks.

• Adapts IS mount to a 203mm rotor
• Genuine Magura mounting hardware included
• Designed for Magura MT-series calipers