ETA 2824.2-1481, Automatic reduction wheel

ETA original part comes in Longines 631 packaging. Fits cal: 2801, 2804, 2821, 2824, 2830, 2834, 2836, 2837, 1/2 Versions: 28.800 A/h. 2801: manual wind. 2804: manual wind, date. 2824: automatic, date. 2834: automatic, day at 12, date, S: 13''' 29,0 mm, H: 5,05 mm 2836: automatic, day, date, S: 11,5''' 25,6 mm, H: 5,05 mm. suffix: -1, -2 = generations / minor modifications.