Quick-release seat clamp for bicycles - easy installation tube lock Construction: The Bicycle Seat Tube Clamp is designed with high-quality materials, ensuring long-lasting performance for both Mountain Bike and Road Bike enthusiasts.<br> Easy Installation: This Seat Tube Clamp provides quick and hassle-free installation, making it an essential accessory for all your bicycle riding needs.<br> Versatile Compatibility: Perfectly suited for bicycles, this Bicycle Riding Accessory fits seamlessly onto different tube sizes, guaranteeing a secure fit for your bike.<br> Secure Locking Mechanism: The Seat Lock feature ensures that your seat stays securely in place during rides, providing you with confidence and stability while cycling.<br> Design: The design of the Bicycle Seat Tube Clamp does not add unnecessary weight to your bike, enhancing your overall riding experience on any terrain.<br> Colour:black<br> Material:Aluminum alloy + iron<br> size:31.8mm<br> Package Contents:<br> 1 * Seat tube clamp<br> Only the above package content, other products are not included.<br> 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.