<page_title> MTR </page_title> <section_title> Rail network </section_title> <table> <cell> 1,435 mm (4 ft 8 1⁄2 in) <col_header> Gauge </col_header> <col_header> Heavy rail services </col_header> <row_header> East Rail line </row_header> </cell> <cell> 1,432 mm (4 ft 8 3⁄8 in) <col_header> Gauge </col_header> <col_header> Heavy rail services </col_header> <row_header> Kwun Tong line </row_header> </cell> </table>
MTR utilise either 1,432 mm (4 ft 8 ³⁄₈ in) gauge or 1,435 mm (4 ft 8 ¹⁄₂ in).