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centreboard
shipbuilding
Also known as: drop keel, sliding keel
Learn about this topic in these articles:
types of keel
- In keel
A “centreboard”—also called a drop keel, or sliding keel—is a retractable keel midships that may be lowered to increase lateral resistance and prevent sideslip. A “skeg” is an aftward extension of the keel intended to keep the boat moving straight and to protect the propeller and rudder from underwater…
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