... 3,5000 meter of monthly yield Driveway Folding Gate -- H31B -- Picture:Driveway Folding Gate -- H31B -- Specifications: Model NumberH31BMaterialsAluminum ... Company, School, Park, University, Stadium...Driveway Folding Gate -- H3(1B) -- Structure:Driveway Folding Gate -- H31B -- Features:1, Motor ... is less than 50m6, Drive and Driven Wheel: With die-casting Al-alloy material for drive and ...