Opus Allegro 1 / 2 / 3 geometry
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Size M
Render
Align
Geometry
| Size | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|
| Stack mm | 540 | 560 | 580 | 600 | 620 | 640 |
| Reach mm | 370 | 378 | 387 | 396 | 405 | 414 |
| Head tube angle ° | 72.0 | 72.5 | 72.5 | 72.5 | 72.5 | 73.0 |
| Seat tube angle ° | 74.0 | 73.5 | 73.0 | 73.0 | 72.5 | 72.5 |
| Head tube length mm | 129 | 152 | 171 | 192 | 215 | 234 |
| Seat tube mm | 480 | 520 | 540 | 560 | 580 | 600 |
| Chainstay mm | 412 | 415 | 415 | 415 | 418 | 418 |
| BB drop mm | 75 | 72 | 72 | 72 | 70 | 70 |
| Stack to reach | 1.46 | 1.48 | 1.50 | 1.52 | 1.53 | 1.55 |
| Effective top tube mmi | 525 | 544 | 564 | 579 | 600 | 616 |
SizeMkey specs
Stack-to-reach (size M)1.50More relaxed (taller and shorter) than 73% of road frames in the database at comparable sizes.
Closest geometry matches (size M)
Matched by stack, reach and head tube angle.
More from Opus
Nearest size to the Allegro 1 / 2 / 3 M.