Kalenji watch strap
thingiverse
Spare strap for Kalenji watch I recommend to make forced support only for strap 2 in the area of the hole. And four perimetres. Data are make in Onshape: https://cad.onshape.com/documents/cbaeaf56300896678113fb1f/w/f58af04cd9c323bb63ef27f0/e/5f1fe2acb2656302fb03dc61
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