Suitable for:

• Flieger Chrono
• Series 40
• Starfighter II
• Duograph
• SFL
• Flight Engineer
• Kalender 31
• Flight Officer
• Instrument 91
• Series 60
• Werksfahrer
• Model 361
• Series 155
• Monte•Carlo
• Flying Officer
• Series 31E
• Series 41
• Series 90E