Features: Versatile Compatibility: Our bike stopwatch conversion seat is compatible with for Garmin, for , and for Wahoo, making it a great addition to any cyclist's gear. Durable Construction: Made with reusable ABS plastic materials, our bicycle computers plate GPS stopwatch holder is built to withstand the toughest rides without rusting or breaking. Secure Mounting: Our shock-proof bike stopwatch mount bracket provides a secure and stable platform for your stopwatch, ensuring that it stays in place even on the bumpiest roads. Suitable for Most Bikes: Whether you have a mountain or road bicycle, our bike stopwatch stand is designed to fit most bikes, making it a versatile accessory for any cyclist. Easy to Install: With its simple and intuitive design, our bike stopwatch mount bracket can be easily installed in just a few minutes, allowing you to spend more time on the road. Specification: Material: ABS Color: Black Inner Diameter: 22mm Outer Diameter: 33.7mm Thickness: 6mm or 6.7mm or 5.7mm Compatibility: For Garmin or for or for Wahoo Notes: Due to manual measurement, please allow a slight error in size. Due to the difference between different monitors, the picture may not reflect the current color of the item. Include: 1 x Bike Stopwatch Conversion Seat 2 x M3 Screws Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.