Makita 36V Twin 18V 530mm Lawnmower LXT Bare Unit DLM539Z. The Makita DLM539Z 36V Twin 18V 530mm Lawnmower LXT Bare Unit is an unbeatable efficient mowing machine ideal for lawns of up to 700m². It has a self propelled function, and the cutting deck is water resistant and has been streamlined to achieve a higher level of efficiency in grass collection.