2026 Polygon · MD
2026 Polygon Collosus T geometry
Full frame geometry for the 2026 Polygon Collosus T, 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) | BB drop (mm) | Chainstay (mm) | Wheelbase (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| S | 613 | 440 | 77 | 64.5 | 90 | 572 | 390 | 687 | 38 | 430 | 1192 |
| M | 618 | 465 | 77 | 64.5 | 95 | 598 | 400 | 691 | 38 | 430 | 1219 |
| L | 627 | 485 | 77 | 64.5 | 105 | 621 | 415 | 704 | 38 | 435 | 1248 |
| XL | 640 | 505 | 77 | 64.5 | 120 | 645 | 430 | 704 | 38 | 435 | 1274 |
All measurements in millimetres unless marked (°) for angles.