The Mark IV yakavakwa nevagadziri vatanhatu: Metropolitan (ari ruzhinji muvaki), Fosters pamusoro Lincoln, Armstrong-Whitworth, Coventry Ordnance Works, William Beardmore uye Company uye Mirrlees, Watson & Co., pamwe chikuru kugadzirwa kuva muna 1917. murayiro wokutanga wakaiswa nokuda 1,000 matangi pamwe Metropolitan muna August 1916.
matanhatu