New production from the original manufacturer of top quality gearbox synchro rings to fit later 105 Series gearboxes, as well as later Alfetta and 75 based cars - including V6 versions. The best synchro rings available for your gearbox, produced in Germany by Goetze - the original manufacturer for Alfa Romeo. Molybdenum coated and tested under road and race conditions to ensure top quality. Sold individually.