Bastion Road geometry
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Size M
Render
Align
Geometry
| Size | S | M | L | XL |
|---|---|---|---|---|
| Stack mm | 535 | 558 | 580 | 602 |
| Reach mm | 378 | 386 | 393 | 400 |
| Head tube angle ° | 72.0 | 72.0 | 72.0 | 72.0 |
| Seat tube angle ° | 74.0 | 73.5 | 73.0 | 72.5 |
| Head tube length mm | 123 | 147 | 170 | 193 |
| Seat tube mm | 470 | 505 | 540 | 575 |
| Chainstay mm | 410 | 410 | 410 | 410 |
| BB drop mm | 70 | 70 | 70 | 70 |
| Fork rake mm | 45 | 45 | 45 | 45 |
| Stack to reach | 1.42 | 1.45 | 1.48 | 1.50 |
| Effective top tube mmi | 531 | 551 | 570 | 590 |
| Wheelbase mmi | 980 | 996 | 1010 | 1024 |
SizeMkey specs
Stack-to-reach (size M)1.45More relaxed (taller and shorter) than 54% of road frames in the database at comparable sizes.
Closest geometry matches (size M)
Matched by stack, reach and head tube angle.