Chelsea part#01105. Used on 75% of 12-hour 12E movements(black phenolic military cased clocks). 45 tooth wheel 25.68mm / 1.01" diameter with a 12 tooth pinion 7.65mm / .30" diameter.
Description: Chelsea part#01105. Used on 75% of 12-hour 12E movements(black phenolic military cased clocks). 45 tooth wheel 25.68mm / 1.01" diameter with a 12 tooth pinion 7.65mm / .30" diameter.