A lock assembly (1) including a main body (4) and a protruding member (5). The protruding member (5) is biased to normally protrude outwardly of the main body (4) by a biasing component (6), which is formed of rubber or like material. An operating mechanism, operated by a key (9) effects movement of the protruding member (5) between a protruded or locked position, and, a withdrawn or unlocked position.
