ETA Calibre 2788 – Part No.242 Cannon Pinion with Driving Wheel FacebookTweetPinEmailPrint Related posts: ETA Calibre 2759 – Part No.242 Cannon Pinion with Driving Wheel ETA Calibre 2779 – Part No.242 Cannon Pinion with Driving Wheel ETA Calibre 2790.1 – Part No.242 Cannon Pinion with Driving Wheel