Usage Tips:Universal Compatibility: The Taillight Base Universal Fixed Stand Bicycle Seat Light Holder is designed to accommodate types of radar taillights, ensuring a secure fit on your bike seat for enhanced safety during night rides. Sturdy Construction: Crafted with high-quality materials, the Taillight Base provides a robust and solution for mounting your bicycle seat light, ensuring it withstands the rigors of outdoor cycling. Easy Installation: Installing the Taillight Base is a breeze, with a user-friendly design that allows you to quickly attach and detach your light holder without any tools, making it perfect for cyclists . Adjustable Design: The Universal Fixed Stand of the Taillight Base allows for customizable positioning of your bicycle seat light, providing optimal visibility and stability while riding in conditions. Safety Enhancement: Improve your visibility on the road with the Taillight Base Universal Fixed Stand Bicycle Seat Light Holder, which is essential for cyclists who prioritize safety and want to they are seen by others while enjoying their ride. Colour:Black Material:Plastic Package Contents: 1 * bicycle taillight bracket 1 * hexagonal wrench 4 * cable ties Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.