Garmin Flange Mount Adapter Quarter Turn

Convert your bikes standard Garmin quarter-turn computer mount into a versatile friction-flange interface for mounting additional accessories such as the Varia UT 800 or other compatible devices. This compact, precision-engineered adapter simply installs into your existing quarter-turn mount and gives you a stable, direct flange mount on your stem or handlebars.

Why it matters
If you already use Garmins out-front or stem mount system for your edge computer, this adapter lets you seamlessly add an extra devicelike a smart light or radarwithout needing a separate mounting solution. It simplifies your setup, keeps your cockpit clean, and ensures stable attachment even under road vibration and rough terrain.

Key features

• Compatible with Garmins quarter-turn cycling mounts install in seconds.

• Converts to a friction-flange mount for devices designed with loop/flange interfaces.

• Ideal for mounting lights such as the Varia UT 800 to your stem or handlebar.

• Compact and lightweightnegligible weight addition to your cockpit.

• Robust build for secure mounting under demanding road conditions.

• Sleek black finish blends with high-end builds and modern bikes.

Fitment & usage tips
Ensure you have the original quarter-turn mount installed (commonly used for Garmin Edge computers). Remove the device, rotate the adapter into the mount until it locks, then attach your desired accessory using the friction-flange interface. Tighten as per the accessory makers guidelines. Check for clearance on your stem or cockpit, especially on aero builds.

Ideal for
Riders who already have a Garmin bike computer and want to expand their setupadding a high-visibility light, radar or camerawithout complicating the handlebar area. Perfect for high-end road builds, performance orientated setups and riders who demand clean integration.