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Hole End Clock Mainspring
Instructions The width is measured first and matched up to the width below, then the thickness is measured with a micrometer, then the approximate length. Choose the item number of that mainspring from the order lis ...
Loop End Clock Mainspring
With the mainspring out of the movement, you will need a micrometer and a tape measure. First thing measured is the width, and match it up with the proper section of the chart. After matching the width, see what is the c ...
Hole End Mainspring Replacement Service
Send us your clock barrel and we will swap out the mainspring within that barrel with a new one, and send it back. The price for this service is $75 and includes the cost of the mainspring. When you add this to the cart ...