JGX-1278D-235B Wire Rope Vibration Isolator The JGX-1278D-235B is an 8-loop, 12.7mm-diameter wire rope vibration isolator built with galvanized steel cable and aluminum retaining bars for corrosion-resistant, maintenance-free isolation across all axes. Its all-metal construction supports a rated static load of 235 kg. Hybrid Integration with Springs & Air Mounts The JGX-1278D-235B can be combined with coil springs and pneumatic air mounts to form a hybrid isolation system