Mooring Spring MPP/T-005. For boats up to 7 m. Breaking load 2,000 kg. Damping force 105 kg. Boat weight up to 1200 kg. Spring diameter 5 mm. Mooring Spring, a system patented, in a special alloy of stainless steel, hight-performance. Highly resistant to marine corrosion. Minimum order 2 pc.