... ,SC,etc. - Easy installation, good structure Marine Fenders for Dock and Boat:Rubber fenders applicable in all kinds of shipbuilding ... different types like shearing, compressive, pneumatic, hydraulic, rotary, and foam-floating, super cone, cylinder, tug boat, tug-D-type, delta D ... something harmful. Boat fenders are made from soft rubber or plastic and used between boats and other objects like piers, ...