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Re: Mainspring size, what do you think...
Posted: November 4th, 2020, 2:30 am
by djolemag
I've finally ordered gr4307, will update with results...
Re: Mainspring size, what do you think...
Posted: November 4th, 2020, 2:51 am
by Yoda
I hope that it is the right one.
Re: Mainspring size, what do you think...
Posted: December 3rd, 2020, 3:00 am
by djolemag
Update:
GR 4307 is the same size as 43071 but it fits for ut 285 due to wider starting coil, where barrel arbor fits. It is too wide for 6497 arbor...
Hence, with some tweaking it can fit to smaller arbor but...
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