With 126 mm rear spacing, you'd have struggled fitting an 11 speed group anyway.
Bumpus!
Is fare I know its not a problem to spread rear triangle from 126mm to 130mm. 4mm (2mm on each side) is not big deal. Steel is (real) forgiving! ;)
@madzho started
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With 126 mm rear spacing, you'd have struggled fitting an 11 speed group anyway.
Bumpus!