1,6*4 New Trailer Truck STQ4250L7Y9S3 2. Competitive price and excellent quality 3. Fast delivery ... ,7.31,5.71,4.46,3.48,2.71,2.11,1.64,1.28,1.00,0. ... ,aluminium alloyExhaust systemMuffler, anti-scald boardElectrical system24V Voltage,2×12V/165Ah BatteryBrake system1.Service brake:dump-type air ... brake,2.Parking brake:spring type air shut-off brake, ...