Cam Stack Gear - Singer Part # 172114
-New replacement cam stack gear.
-Fits Singer models 620, 625, 626, 630, 635, 636, 640, 645, 646, 648
-Part number 172114 replaces part # 163913
-New replacement cam stack gear.
-Fits Singer models 620, 625, 626, 630, 635, 636, 640, 645, 646, 648
-Part number 172114 replaces part # 163913