ETA Cal. 2640 – 242. Cannon Pinion With Drive Wheel Height 2.38mm. NOS.

ETA Cal. 2640 part 242. Cannon Pinion With Drive Wheel Height 2.38mm. NOS.

Fits for cal: 2641, 2648, 2650, 2651, 2657, 2658, 2660, 2661, 2668, 2670, 2671, 2677, 2678.