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AXXMD Bicycle Disc Brake CenterLock Rotor W/Lock Ring 160 mm / 180 mm (Colour: 160 mm 1 piece) : Amazon.de: Automotive
![New to centerlock disc brakes. The tool does not fit over the rear hub axle nut. What am I doing wrong? Do I need the externally serrated lock ring? The rotor is New to centerlock disc brakes. The tool does not fit over the rear hub axle nut. What am I doing wrong? Do I need the externally serrated lock ring? The rotor is](https://preview.redd.it/new-to-centerlock-disc-brakes-the-tool-does-not-fit-over-v0-h2kn2jex14ia1.jpg?auto=webp&s=d8f566b56273197e31cbd152046ecae39e1b8520)
New to centerlock disc brakes. The tool does not fit over the rear hub axle nut. What am I doing wrong? Do I need the externally serrated lock ring? The rotor is
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Shimano RT-EM300 Brake Disc 160 mm with Lock Ring E-Bike Including Bicycle Bell : Amazon.de: Sports & Outdoors
![2 x 160 m disc brake rotors centre lock bike with bolts with locking ring mounting 6 holes for most mountain bikes races. : Amazon.de: Sports & Outdoors 2 x 160 m disc brake rotors centre lock bike with bolts with locking ring mounting 6 holes for most mountain bikes races. : Amazon.de: Sports & Outdoors](https://m.media-amazon.com/images/I/71CZsMvOvGL._AC_UF1000,1000_QL80_.jpg)
2 x 160 m disc brake rotors centre lock bike with bolts with locking ring mounting 6 holes for most mountain bikes races. : Amazon.de: Sports & Outdoors
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