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Mainspring 53/64" x .015" x 100"

Mainspring 53/64" x .015" x 100"

  • 2450


Mainspring (21 x 50)

21mm X 0.38mm X 2540mm
53/64 inches x .015 inches x 100 inches. 400 Day Anniversary Mainspring. Designed for use in anniversary clocks but can be used in others.

High Quality. Made in Germany