Mainspring 53/64" x .015" x 100"
Frankenmuth Clock Company™
SKU: MS-21X50
Mainspring (21 x 50)
21mm X 0.38mm X 2540mm X 50
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
