Features: Enhanced Stability: The aluminum alloy construction of this road bike seat clamp ensures a secure and stable fit, reducing the risk of seat slippage during rides. Easy Adjustment: Featuring a quick release design, this locking bicycles seatpost clamp allows for effortless seat height adjustments on the go, enhancing overall riding comfort. Lightweight and Durable: Crafted with a hollow design, this bike bicycles clamp is both lightweight and durable, providing reliable performance without adding unnecessary weight to your bike. Versatile Compatibility: Compatible with most bike road bikes, this quick release clamp cycling seat tube clip is a versatile accessory suitable for various types of bicycles, making it a practical gift for cycling enthusiasts. Secure Fits: The bicycle seatpost collar clamp tube clips ensure a secure and snug fit for your seatpost, preventing any unwanted movement or rattling during rides, making it an essential addition to your bicycle accessories collection. Specifications: Material: Aluminum Alloy Size: 31.8*45mm, 34.9*45mm Note: Due to the screen lighting effect, the actual color of the product may be slightly different. Due to manual measurement, please allow size error. Include: 1*Bike Seat Clamp