2026 Nukeproof · MDB
2026 Nukeproof Reactor Carbon V2 geometry
Full frame geometry for the 2026 Nukeproof Reactor Carbon V2, 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) | Standover (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | 620.2 | 435 | 77 | 64.5 | 100 | 578.2 | 380 | 745 | 758.8 | 440 | 1198.8 | 42 | 132 |
| M | 629.3 | 460 | 77 | 64.5 | 110 | 605.3 | 410 | 750 | 788.1 | 440 | 1228.1 | 42 | 132 |
| L | 638.3 | 480 | 77 | 64.5 | 120 | 621.5 | 440 | 755 | 812.4 | 445 | 1257.4 | 42 | 132 |
| XL | 647.3 | 500 | 77 | 64.5 | 130 | 643.5 | 470 | 760 | 836.7 | 445 | 1281.7 | 42 | 132 |
| XXL | 656.3 | 520 | 77 | 64.5 | 140 | 665.5 | 500 | 765 | 861 | 445 | 1306 | 42 | 132 |
All measurements in millimetres unless marked (°) for angles.