Locating pin assembly, comprising: a locating pin movable between extended and retracted positions, the locating pin top has a top end and a bottom end and at least one pin top hole; a locating pin base receiving the bottom end of the locating pin top and having at least one pin base hole (8A, 8B, 8C, 8D); the location pin top and the locating pin base are rotatable relative to each other; a dowel pin configured to couple the locating pin top and the locating pin base together; a drive rod movable relative to the locating pin; the drive rod top has a top end and a bottom end and at least one drive rod top hole the drive rod base partially houses the drive rod top such that the bottom end of the drive rod top is housed within the drive rod base; the drive rod top and the drive rod base are rotatable relative to each other; wherein a finger is coupled to the drive rod and positioned within the locating pin top, the finger is rotatable from a first position to a second position by rotating the locating pin top and the drive rod top such that the finger is rotatable from the first position to the second position relative to and without moving the locating pin base and the drive rod base; when the dowel pin is removed the location pin top may be rotated to various positions as the location pin base remains stationary, and characterised in that: the drive rod top hole is such that the dowel pin is selectively engageable with the pin top hole, the pin base hole (8A, 8B, 8C, 8D) and the drive rod top hole; the finger is selectively slidable between extended and fully retracted positions; and the finger is extended by the drive rod without movement of the locating pin. a locating pin movable between extended and retracted positions, the locating pin top has a top end and a bottom end and at least one pin top hole; a locating pin base receiving the bottom end of the locating pin top and having at least one pin base hole (8A, 8B, 8C, 8D); the location pin top and the locating pin base are rotatable relative to each other; a dowel pin configured to couple the locating pin top and the locating pin base together; a drive rod movable relative to the locating pin; the drive rod top has a top end and a bottom end and at least one drive rod top hole the drive rod base partially houses the drive rod top such that the bottom end of the drive rod top is housed within the drive rod base; the drive rod top and the drive rod base are rotatable relative to each other; wherein a finger is coupled to the drive rod and positioned within the locating pin top, the finger is rotatable from a first position to a second position by rotating the locating pin top and the drive rod top such that the finger is rotatable from the first position to the second position relative to and without moving the locating pin base and the drive rod base; when the dowel pin is removed the location pin top may be rotated to various positions as the location pin base remains stationary, and characterised in that: the drive rod top hole is such that the dowel pin is selectively engageable with the pin top hole, the pin base hole (8A, 8B, 8C, 8D) and the drive rod top hole; the finger is selectively slidable between extended and fully retracted positions; and the finger is extended by the drive rod without movement of the locating pin. the drive rod top hole is such that the dowel pin is selectively engageable with the pin top hole, the pin base hole (8A, 8B, 8C, 8D) and the drive rod top hole; the finger is selectively slidable between extended and fully retracted positions; and the finger is extended by the drive rod without movement of the locating pin.