FURUTECH FT-809 TORQUE GUARD BINDING POSTS £110.00 PER PAIR. Over the years it has generally become accepted that cables can have a positive effect upon the sound of a system and this knowledge has extended to take into account the effect of the plugs attached to them. Japanese high-end manufacturer Furutech have taken this a step further and investigated the sonic effects of the terminals at the back of loudspeakers and have introduced the FT-809 Torque Guard Binding Posts.