Our store welcomes new and old customers to come and negotiate with us.Our company can provide OEM services for various types of folding bikes, mountain bikes, commuter bikes, electric bikes, advertising bikes, sightseeing tour bikes, and other types of bicycles.The following details indicate that the orange one is for 12-speed, while the other two colors are for 11-speed. Please kindly check the details.The configuration of the 12-speed bike is the same as the 11-speed bike except for the one shown separately.