1.High quality of good material 2.Fine workmanship of smooth surface 3.Reasonable price 4.Timely delivery 5.Best service 1.weight : as requested2.Color: CP or ED , as requested3.Number of Teeth: 32T-52T , as requested4.Length of Crank: 152mm-178mm ,straight or not , as requestedPlease contact with me to get the detailed informations and the latest price !