Sidermarine MK55SF/MK90SF mooring shock absorbers patented and designed for heavy boats with strong stresses. Elastomer central geometry moulded, with a particular "barrel" shape, to absorb medium and very high loads, for boats from 25 to 900 tons.↵- Internal components in 316 L Steel without welded details↵- Unique silence↵- High modular cushioning capacity↵- Functioning without alterations due to sudden temperature changes (from -20° to + 80°)