self-propelled modular transporter,modular trailer,hydraulic trailer self-propelled modular transporter,modular trailer,hydraulic trailerSelf-propelled modular transporter is one of high quality ... line air system and membrane/spring brake4 axle modular No. of axles4Speed(km/h)15Total weight(kg ... air system and membrane/spring brake self-propelled modular transporter,modular trailer,hydraulic trailer