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A Handy Tip for Letting Down the Power on a 7750

by J.Edwards

Here’s a handy tip for letting down the power in the mainspring of an ETA or Valjoux 7750, without the hassle of disassembling the automatic section, achieved by lifting the click spring out of its seating and disengaging the reverser stop click. Check out the video below for a breakdown of the steps involved.

Via @hermanmayer2

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