A wheel nut indicator 10 includes an attachment section 12 for fitting to a wheel nut/lug nut of a wheel and a pointer section 14 extending radially away from the attachment section 12, the wheel nut indicator 10 being provided with a changeable secondary indication means which is moveable between a first position (FIG. 1) for indicating a first status, and a second position (FIG. 3) for indicating a second status.