Bicycle Shift Speed 18 21 Lever Mountain Bike With Cable Trigger UniversalUniversal Bicycle Shift Speed 18 21 Lever Mountain Bike With Cable TriggerSpecification:Condition:Brand NewMaterial: plastic, steelApplication: speed 18/21Color: BlackSize: one sizPackage includes (without retail package): 1 pair x lever (with cable)Features:Made from good quality material, lightweight, durable and precise.Ultralight and won't add too much weight to your bicycle.The changing table is necessary for the bicycle, and a large changing table will give you an absolutely smooth cycling experience.This changer includes two changers and a connection cable.Suitable for all types of bicycles, which contains 18/21 speed.Note:Due to the difference between different monitors, the image may not reflect the actual color of the item. Thank you!