... bike, e bike, mountain bike, 250w brushless, front Disk brake, rear V brake. Lithium Inner Battery 36Velectric bike, e bike, mountain ... bike, 250w brushless, front Disk brake, rear V brake.1. Frame: Alloy Aluminium, 26" AL Paint ... Aluminium with aluminium brake lever AL Black SET 16. Front Brake: Disk Brake AL Silver SET 17. Rear Brake: V-Brake AL Black SET 18 ...