... 2) DC brush bicycle motor power: 180 - 250, 350, 500, 800W 3) big torque Features:1) Hub type high torque but low ... current2) DC brush bicycle motor power: 180 - 250, 350, 500 ... , 365 - 440, 340 - 380, 550rpmPacking: 2 sets/ctn Sell Integrative Brushless Bicycle Motor