brass linear manifold ISO9001-2000 and CE certification. brass linear manifold.casting brass body.brass ball,stem and union nut.brass clip ring.aluminium handle.size:3/4MF X 16-33/4MF X 16-43/4MF X 16-53/4MF X 16-61"MF X 20-31"MF X 20-41"MF X 20-51"MF X 20-6 brass linear manifold