2026 BH · MHB
2026 BH Expert geometry
Full frame geometry for the 2026 BH Expert, size by size — stack, reach, angles and tube lengths.
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Geometry by size
| Size | Stack (mm) | Reach (mm) | Seat angle (°) | Head angle (°) | Head tube (mm) | Top tube (mm) | Seat tube (mm) | BB drop (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| XS | 600.6 | 380 | 74 | 68.5 | 90 | 552.2 | 350 | 60 | 636.7 | 435 | 1069.7 |
| MD | 619.2 | 423 | 73.5 | 68.5 | 110 | 607 | 440 | 60 | 686 | 435 | 1121 |
| SM | 619.2 | 397 | 73.5 | 68.5 | 110 | 580 | 400 | 60 | 688.3 | 435 | 1091 |
| LA | 628 | 435 | 73.5 | 68.5 | 120 | 622 | 480 | 60 | 701 | 435 | 1136 |
| XL | 647 | 456 | 73.5 | 68.5 | 140 | 648 | 530 | 60 | 729 | 435 | 1164 |
All measurements in millimetres unless marked (°) for angles.