1.Universal Compatibility: Effortlessly mounts beneath the saddle, this bicycle saddle rail rear light bracket is designed to fit most bicycles, ensuring a wide-ranging applicability across different models and styles. 2.Shockproof Stability: Engineered with anti-vibration and anti-slip features, the bike tail light holder provides a secure, stable mount for your tail light or camera, preventing unwanted shaking and movement while riding. 3.Easy Installation: The bicycle tail light saddle support's design allows for quick and hassle-free setup, meaning you can attach it to your bike in moments without the need for any special tools or extensive technical know-how. 4.Multi-Use Mount: Not just for tail lights, this cycling bike lamp stand can also securely hold action cameras or compatible with for Varia rear lights, making it an essential accessory for both safety-conscious and adventure-seeking cyclists. 5.Adjustable Illumination: With the ability to adjust the angle of the tail light, this bicycle taillight saddle rail mount ensures optimal visibility and safety, allowing you to customize the light direction according to your preferences and riding conditions. Colour:Black Material:plastic Package Contents: 1 x Bicycle Tail Light Holder 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.Bicycle Saddle Lamp Mount Taillight Seatpost Holder for Garmin Varia Radar TL300 RTL500/510/515 RVR3 SZRH A-C