Magura QM40 Adapter PM 160-180
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Magura QM40 Adapter PM 160–180
What Is It?
The Magura QM40 is a post-mount (PM) disc brake adapter designed to increase the rotor size from 160mm to 180mm. It allows a compatible Magura brake caliper to be positioned correctly when upgrading to a larger brake rotor, helping maintain effective braking performance.
Key Features
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Rotor compatibility: Designed for a 160mm to 180mm rotor size conversion.
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Post-mount design: For compatible post-mount disc brake setups.
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Secure caliper positioning: Helps align the brake caliper with the larger rotor.
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Durable construction: Built for reliable use in mountain biking and other compatible cycling applications.
Specifications
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Brand: Magura
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Model: QM40
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Type: Post-mount to post-mount disc brake adapter
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Rotor size conversion: 160mm to 180mm (front fork)
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Other compatible configurations: PM 140mm to 160mm rear; PM 200mm to 220mm
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Weight: Approximately 39g
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Manufacturer part number: 2700515
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Material: Aluminium adapter with mounting hardware depending on package contents.
Benefits
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Supports upgrading to a larger brake rotor for increased braking leverage.
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Provides correct caliper positioning for compatible post-mount setups.
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Offers a lightweight solution for brake system upgrades.
Best Suited For
Mountain bikers and bicycle mechanics upgrading compatible Magura disc brake systems from a 160mm to a 180mm front rotor. Always confirm fork or frame compatibility and the manufacturer's maximum permitted rotor size before installation.
