Fyi, 2 for sale in the same week, advertised as for "Ford Cortina Mk2 Dash Mounted Hand Brake, Lotus , 1600e S1" and the other for Elan.
For the (2) pulleys that route to the rear---shared on Fiat 850 parking brake, Fiat part 4162944 (Carrucola Scodellino Fune Freno a Mano), easy to find.