BAZHOU Front Derailleur Clamp, Aluminium Alloy Adjustable Braze On Front Derailleur Clip Adapter Bicycle Accessory [Bike Accessory]: This bike front derailleur clamp is suitable for braze-on front derailleur, it can help you to improve your riding performance [Uneasy to Slide]: This front derailleur clamp can be tightly clamped on the front derailleur, uneasy to slide [Easy to Use]: The cable clamp of the chain shifter is easy to install and disassemble, suitable for brazing of the front chain shifter [High Quality Material]: Bike derailleur clamp is made of premium aluminum alloy, delivers corrosion resistance and excellent Colour: Black Size: inner diameter 31.8mm Quantity: 1pc 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding. 3. Only the above package contents, excluding other products.