Bird Forge 2021
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Geometry
| Medium | Medium Long | Large | Extra Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 489 | 411 | 482 | 459 |
| Stack | 695 | 751 | 689 | 700 |
| Top Tube (effective) | 493 | 560 | 739 | 558 |
| Seat Tube C-T | 413 | 350 | 399 | 536 |
| Seat Tube (effective) | 74 | 88 | 84 | 85 |
| Head Angle | 67 | 56 | 61 | 57 |
| Seat Angle | 63 | 70 | 88 | 86 |
| Head Tube | 107 | 107 | 142 | 114 |
| Chainstay | 397 | 476 | 502 | 410 |
| Wheelbase | 1121 | 1235 | 1446 | 1323 |
| BB Drop | 101 | 97 | 93 | 73 |
| BB Height | 345 | 259 | 294 | 277 |
| BB Type | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded |
| Fork Rake / Offset | 36 | 35 | 44 | 35 |
| Fork Length (A2C) | 452 | 515 | 526 | 419 |
| Seatpost Diameter | 36 | 35 | 26 | 29 |
| Wheel Size | 28 | 27 | 26 | 31 |
| Front Travel | 159 | 142 | 147 | 153 |
| Headset | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 |
| Seat Clamp | 31 | 38 | 38 | 28 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Note: Sagged 30% with 140mm Fork
Measurements are in millimeters and degrees.
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