Claims
1. A peg comprising ; The peg body is formed of plastic, consisting two arms 1a,1b The spring 2 is located between inner surfaces of the arms of the peg, the jaws 4a, 4b of the peg are biased toward a closed position by the spring.
2. A peg according to claim 1, wherein each inner surface of the peg arms is located by a projecting cylinder- shaped protrusion or spigot 3a, 3b, each end of the spring is positioned to surround a respective spigot to hold the spring in place between the peg arms.