Road race
Kinesis Aithein Disc
2026 · 700c wheels · 5 sizes
Superplastic formed (SPF) aluminium disc brake race frameset with a Columbus Futura Road fork and 30mm tyre clearance, sold as a frameset only. The two smallest sizes (47cm and 50cm) use a semi-sloping top tube. Kinesis labels sizes by seat tube length with a letter size alongside.
Size run
Published geometry by size. How each size rides and fits for your rider profile loads with the page.
| Size | 47cm (XS) | 50cm (S) | 53cm (M) | 56cm (L) | 59cm (XL) |
|---|---|---|---|---|---|
| Stack (mm) | 525 | 540 | 559 | 582 | 605 |
| Reach (mm) | 375 | 383 | 391 | 399 | 407 |
| Head angle (°) | 72.0 | 72.1 | 72.4 | 72.7 | 73.0 |
| Seat angle (°) | 75.0 | 74.3 | 74.0 | 74.0 | 73.5 |