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Amazon.com: Motorcycle Helmet Lock for Kawasaki Ninja 400 2018 2019 2020 2021 Ninja 250 18-21 Ninja 400 (Green) : Automotive
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Amazon.com: GUAIMI Motorcycle Helmet Lock Anti-Theft Helmet Security Lock for Kawasaki Ninja 250 Ninja 400 2018-2020 : Automotive
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Got my very first bike, just learned that the Ninja 300 has two integrated helmet locks in the rear seat : r/Kawasaki
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Amazon.com: GUAIMI Motorcycle Anti-theft Helmet Lock Left Side for Kawasaki Z 650 Ninja 650 2017-2020-Black : Automotive
![Got my very first bike, just learned that the Ninja 300 has two integrated helmet locks in the rear seat : r/Kawasaki Got my very first bike, just learned that the Ninja 300 has two integrated helmet locks in the rear seat : r/Kawasaki](https://preview.redd.it/got-my-very-first-bike-just-learned-that-the-ninja-300-has-v0-dcdcs4ecbag81.jpg?width=640&crop=smart&auto=webp&s=9bf0dfaf0518524d96ffc96f8547c67e2456c0ac)