BEYEE Bike taillight Mounts, Bicycle Saddle Support Seatpost Mount Tail Light Holder Compatible with Garmn Varia Rearview Radar RTL510, RTL515 and TL300

Wide Compatibility: Suitable for most Garmn tail light rearview radar, such as Varia RTL510, Varia RTL515, Varia RVR315, Varia RTL 500, and also compatible with Magene L508 Bike Radar Tail Light Solid and Durable Construction: The mounting bracket is made of high quality aluminium alloy material, can be fixed under your bicycle saddle firmly, solving the problem of losing the radar due to unstable fixing on the seat post Enhanced Safety Features: This mount allows you to mount the radar under the saddle, keeping the radar in a higher position than on the seat post, so that the radar sensibly detects arriving cars better and provides visual and audible alerts to warn of vehicles approaching Quick and Easy Installation: Easy to assemble and adjust with the supplied screws and bonus metric Allen wrench, hooks securely to the saddle rails and remains stable even on rough roads Saddle Dimension Requirements: The bike saddle must meet the requirement that the center distance of two mounting points is 53-58 mm for proper installation and secure fit Complete Package Contents: Includes saddle bow clip, holder, and installation tool to provide everything needed for mounting your radar tail light to your bicycle saddle