技术参数:Specification:1.frame:steel with paint,with front bell2.Tire :fron,22" rear 24" (Innova Brand), aluminum rims 3.Brake systerm :front; Mechanical brake, rear; disc brake4.Power:500w , 48V,20Ah,brushless,Wheel Motor5.Plate:aluminum ,126X94CM6.Transmission: chian 7.Speed: 7 (Shimano Brand)8:Weight :net weight59KG, Gross weight 90KG9:Climb Capacity:15-20 degree10.Load capacity:250KGS