Bird Forge 2021
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Geometry
| Medium | Medium Long | Large | Extra Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 369 | 544 | 593 | 574 |
| Stack | 572 | 723 | 713 | 729 |
| Top Tube (effective) | 584 | 650 | 623 | 814 |
| Seat Tube C-T | 361 | 355 | 463 | 440 |
| Seat Tube (effective) | 86 | 66 | 91 | 69 |
| Head Angle | 59 | 55 | 72 | 55 |
| Seat Angle | 74 | 83 | 86 | 63 |
| Head Tube | 89 | 110 | 99 | 127 |
| Chainstay | 409 | 443 | 413 | 442 |
| Wheelbase | 1154 | 1400 | 1245 | 1522 |
| BB Drop | 82 | 102 | 80 | 75 |
| BB Height | 338 | 340 | 303 | 289 |
| BB Type | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded |
| Fork Rake / Offset | 38 | 42 | 43 | 44 |
| Fork Length (A2C) | 480 | 568 | 424 | 417 |
| Seatpost Diameter | 33 | 27 | 33 | 30 |
| Wheel Size | 23 | 25 | 23 | 24 |
| Front Travel | 112 | 155 | 151 | 158 |
| Headset | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 |
| Seat Clamp | 36 | 40 | 41 | 39 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Note: Sagged 30% with 140mm Fork
Measurements are in millimeters and degrees.
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