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5 Comments

  1. papamikebravo on

    Just take a rough measurement (might even be posted on Garmin’s site) and get new ones from the hardware store or off Amazon.

  2. They are standard o-rings. Garmin specifically states that replacements must be EPDM (Ethylene Propylene Diene Monomer).

    I really dislike the stock mount that comes with the RTL515

  3. Checked_Out_6 on

    For the Varia, I suggest buying a third party mount that is more solid. Those rings are the cheapest thing they could ship it with to make it fit all bikes. Just search “Varia Mount” on Amazon.

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