Features: 1) Imported RABA gantry axle from Hungary, imported disc brake, big 2 airbag distance, four connecting rods gantry axle front suspension 2) Equipped with 2-side hydraulic telescopic shock absorber, stabilizer anti-rolling bar and high regulator valve 3) Price is 30%-40% lower than the same products overseas 4) Homemade gantry axle, drum or disc brake; four connecting rods guiding structure, big airbag, gantry axle, suspension (BSF0507A) Specifications: 1) Rating axis load: 7,500kg 2) The width of the classics frame: 940mm (the passageway can be 720 - 780mm) 3) Wheel thread: 1,980 - 2,020mm 4) The kinetic travel of the axle: 160mm (upwards: 80mm; downwards: 80mm) 5) The span of the air bags: 1,200 - 1,300mm 6) The deflection frequency of the system: 1.15 - 1.3Hz.