www.Austin7Ulster.com › Screw Type Solid Brass Radiator Neck Screw Type Solid Brass Radiator Neck £16.99 sold out With the correct thread, for converting Ruby radiators to late Chummy / Ulster radiators. Approx 37.4mm O/D, 35mm long. With the correct thread, for converting Ruby radiators to late Chummy / Ulster radiators. Approx 37.4mm O/D, 35mm long. Sold Out Added! You Might Also Like Top Water Manifold Gasket (High Compression Type) (Stiff Cardboard Type) £0.80 Top Water Manifold (Low Compression Type) £11.99 Top Water Branch Manifold £15.99 12V Water Pump (Straight Connections) £39.99 'Austin' 12/4 Radiator Script Badge - Very Large, unpolished £12.99