Gravel
Mason Bokeh 3.5
2025 · 700c wheels · 8 sizes
Italian-made Dedacciai aluminium fast gravel and adventure frame with UDH-compatible dropouts, designed to run either 700c wheels with tyres up to 50 mm or 650b wheels with tyres up to 55 mm. Mason publishes one geometry table for both wheel sizes with a 50 mm fork offset and a 398 mm fork crown height. The rear centre is 435 mm up to the 56 cm frame and 440 mm from 58 cm. Stem, handlebar and crank lengths are the per-size component sizes Mason lists in the same table.
Source: masoncycles.cc/products/bokeh-3-frameset
I ride:
Size run
Published geometry by size. How each size rides and fits for your rider profile loads with the page.
| Size | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 |
|---|---|---|---|---|---|---|---|---|
| Stack (mm) | 525 | 541 | 555 | 569 | 581 | 590 | 609 | 635 |
| Reach (mm) | 364 | 364 | 375 | 379 | 384 | 398 | 403 | 401 |
| Head angle (°) | 69.5 | 70.0 | 70.0 | 70.5 | 71.0 | 71.5 | 71.5 | 72.0 |
| Seat angle (°) | 74.5 | 74.0 | 74.0 | 73.0 | 73.0 | 72.5 | 72.5 | 72.5 |