Datsun 240Z, 260Z, 280Z stainless steel differential bar washers. New pair of stainless steel mustache bar mount washers. These are the large washers that mount the rear differential support bar (mustache bar) to the frame. The S.S. washers are custom made to OE size except they are a little thicker to help prevent bending. The washers can be painted or left in raw metal & will not rust. Will fit 1970-78 Datsun 240Z, 260Z & 280Z.