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Trelock is a German brand of bicycle locks and bicycle lighting systems, headquartered in Münster and part of the Allegion family of brands.

Last updated September 15, 2026

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Nov 4, 2026
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Nov 4, 2026

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Overview

Trelock develops bicycle locks and lighting systems, combining safety, visibility and performance into an integrated system. Founded in 1854 as part of Aug. Winkhaus GmbH & Co. KG and headquartered in Münster, it became an independent company in 2001 and has belonged to Allegion since 2016. Its range covers high-security locks, lightweight locks, and dynamo, e-bike and S-pedelec lighting, including USB lighting and features such as high beam, daytime running light and a levelling function.

History

Trelock was founded in 1854 as part of Aug. Winkhaus GmbH & Co. KG and is headquartered in Münster, described as one of Europe's most bicycle-friendly cities. It became an independent company in 2001 and has belonged to Allegion since 2016. Allegion maintains Trelock sites in Europe and Asia and pursues further growth in strategic markets. Trelock develops bicycle locks and lighting systems with roots in German engineering, and works with OEM customers on customised solutions covering product design, electronics and software.

Products and positioning

Intelligent solutions for safety, visibility and reliability across urban mobility, sport and adventure cycling.

  • Fold-it

    Folding lock highlighted on the Trelock homepage.

  • DAILY

    Product line highlighted on the Trelock homepage.

  • Rahmenschloss (frame lock)

    Frame lock highlighted on the Trelock homepage.

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