I believer it's HB-M756 that uses a 10mm axle at the front (most fronts would use 9mm). This allows you to swap in the wider rear 10mm axle.
I think Velosolo sell them pre-converted too.
@Emyr started
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I believer it's HB-M756 that uses a 10mm axle at the front (most fronts would use 9mm). This allows you to swap in the wider rear 10mm axle.
I think Velosolo sell them pre-converted too.