Patent number, dated 3/70. Very good condition, operates smoothly by hand, but some surface rust on upper surface of beam. Paint fair. Thumbwheel is present, and a decent handle is included.
Application: Jaguar E-Type Series 1 3.8, E-Type Series 1 4.2, E-Type Series 1.5, E-Type Series 2; (only some late E-Type Series 1)