Giant FORMA (Japan) geometry
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Size S
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Geometry
| Size | XS | S | M |
|---|---|---|---|
| Stack mm | 515 | 537 | 560 |
| Reach mm | 398 | 401 | 415 |
| Head tube angle ° | 71.0 | 72.0 | 72.0 |
| Seat tube angle ° | 75.0 | 74.0 | 74.0 |
| Head tube length mm | 115 | 135 | 160 |
| Seat tube mm | 465 | 500 | 535 |
| Chainstay mm | 425 | 425 | 425 |
| BB drop mm | 70 | 70 | 70 |
| Stack to reach | 1.29 | 1.34 | 1.35 |
| Effective top tube mmi | 536 | 555 | 576 |
SizeSkey specs
Stack-to-reach (size S)1.34More aggressive (lower and longer) than 96% of flat-bar frames in the database at comparable sizes.
Closest geometry matches (size S)
Matched by stack, reach and head tube angle.
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