Generic and highly demanded spare part.
Minute-recording jumper 8270 generic compatible to:
Valjoux 22 New version with two additional mounting holes Perfect fit in approved Ernst Westphal quality.
Availability very limited due to production in small series.
Note: We recommend to fix the base as well as the fixing screw to fix the spring with a small drop of Loctite threadlocker or a similar product.
Note: If necessary, countersinks for screw heads may have to be created by manually.
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