About the product
MAGURA QM 40 – Disk brake adapter PM +20 mm
The MAGURA QM 40 is an aluminum adapter for Postmount (PM) mounting that allows the use of a larger brake disc. It moves the brake caliper into the appropriate position, allowing the use of 160 or 180 mm brake discs on the fork or rear of the frame.
The adapter is suitable for PM5" and PM6" brackets and can be used both front and rear.
Main features
PM → PM adapter
Increases disc size by +20 mm
Enables use of 160 mm or 180 mm brake disc
For front and rear use
Compatible with PM5" and PM6" brackets
Adapter material: aluminum
Bolts: steel
Technical data
Front: 160 / 180 mm
Back: 160 / 180 mm
Fork carriage: PM5" / PM6"
Frame mount: PM5" / PM6"