1.Crank:127mm,plastic coated 2.Finish:silver 3.Use:electric bicycle-- ... ' bikes,road bikes,mountain bikes Detailed Information1.Material--carbon steel2.Crank--127mm3.Teeth--28/32T4.Place of origin--Tianjin,China(mainland ... be effected by the buyer6.Port--Tianjin ,China Electric Bicycle Crank