Four-Wheel Independent Suspension Spring: The Independent Suspension System Makes The Off-Road Frame More Flexible, Has Anti-Vibration Function, And Protects The Body Electronic Parts; The Softness And Elasticity Can Be Adjusted According To The Road Conditions. More Stable Under Various Obstacles. Anti-Slip Tpr Tires: 4X4 Crawlers Tires Are Made Of High-Quality Rubber Materials, Rubber Vacuum Tires, Concave Cam Pattern, Excellent Grip And Anti-Slip Performance, Without Worrying About Road Slippage. Bring Powerful Conditions For The Handling And Driving Of Off-Road Climbing Vehicles.