Features: Suitable for mountain bikes/bikes/road cars/folding cars. The shift line is usually made of metal alloy. Material: aluminum alloy Color: Black Size: 120mm*75mm*30mm/4.72*2.95*1.18'' Net weight: 260g Gross weight: 260g Notes: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item.Thanks for your understanding. Packages: 1pair x Split Derailleurs