Upgrade your cycling experience with this versatile rear bike cargo rack mount specifically designed for Garmin Varia RTL515, RTL510, RVR315, and Magene L508 devices. This thoughtfully engineered mount provides a secure and stable platform for your radar tail light, ensuring optimal visibility during your rides. The mounting system integrates seamlessly with standard rear cargo racks, offering a clean and professional look while maintaining all device functionality. Perfect for commuters, touring cyclists, and everyday riders who want to keep their valuable radar units safely attached while maximizing cargo space. Installation is straightforward, and the durable construction stands up to regular use in various weather conditions. The mount's design allows for quick attachment and removal of your device when needed, making it practical for both permanent installation and occasional use.