Stabiliser

A mobile plant stabiliser including an extendible leg and a load distributing foot connected to the extendible leg, wherein the foot includes a primary part and an extension part connected to the primary part by a hinge enabling the extension part to rotate relative to the primary part to and from a deployed position in which the extension part extends laterally outwardly from the primary part, the stabiliser further including a locking mechanism for locking the or each extension part in its deployed position, and wherein the locking mechanism includes a locking member extending radially outwardly from the leg, the foot being rotatable relative to the locking member about a longitudinal axis of the leg such that the or each extension part becomes engaged by the locking member to lock it in its deployed position.