Magura QM42 Adapter - 203mm Rotor on 160mm Post Mount
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- →Magura QM42 caliper adapter to run 203mm rotors on 160mm post-mount frames. Fits Bonnell 775 Magura MT5/MT7 setups when upsizing rotors.
- →Aftermarket upgrade — improved performance over stock
- →Verified fitment for 3 bike models
About the Caliper Adapter
Magura QM42 Adapter - 203mm Rotor on 160mm Post Mount ready for 775 MX, 775 AM, 775 AM Touring. Magura QM42 caliper adapter to run 203mm rotors on 160mm post-mount frames. Restores reliable stopping power when the system is bled and matched to the correct fluid.
Fits: 775 MX, 775 AM, 775 AM Touring
Install & Care
Refer to your bike's service manual for installation torque specs. When in doubt, consult a qualified electric motorcycle technician.
Fits These Bikes
3 modelsSpecifications
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All 775 MX parts →- Bonnell 775 MX A65 Battery Pack
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- CYC BCD-104 Narrow-Wide Chainring - 38T
- CYC Full Twist Throttle + Matching Grip
- CYC X1 Pro Gen 4 Mid-Drive Motor Kit
- Crankbrothers Stamp 1 Gen 2 Flat Pedals - Black, Large
- Deity Knuckleduster Lock-On Grips - Stealth
- KMC e1 Single-Speed eBike Chain - 3/32", 110 Links
- Magura 9.C Comfort Disc Brake Pads (MT5 / MT7)
- Magura 9.P Performance Disc Brake Pads (MT5 / MT7) (2701627)
- Magura 9.S Sport Disc Brake Pads (MT5 / MT7, E-Bike)
- Magura HC Aluminum 1-Finger Brake Lever - MT5 (Black)
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Magura QM42 Adapter - 203mm Rotor on 160mm Post Mount
$19.99