Specifications: Condition: Brand New Material: Metal Color: Black Options: 3x7 Speed, 3 x 8 Speed, 3 x 9 Speed Size: Approx. 11.5 * 8 * 5.5 cm / 4.5 * 3.1 * 2.2in Weight: Approx. 10.6 oz (315Package List: 1 x Pair of Bicycle Derailleurs.