Bird Forge 2021
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Geometry
| Medium | Medium Long | Large | Extra Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 371 | 409 | 580 | 607 |
| Stack | 660 | 748 | 765 | 688 |
| Top Tube (effective) | 676 | 664 | 635 | 659 |
| Seat Tube C-T | 448 | 375 | 527 | 550 |
| Seat Tube (effective) | 82 | 64 | 89 | 70 |
| Head Angle | 52 | 58 | 75 | 58 |
| Seat Angle | 62 | 73 | 87 | 82 |
| Head Tube | 117 | 121 | 143 | 154 |
| Chainstay | 461 | 437 | 466 | 518 |
| Wheelbase | 1030 | 1155 | 1062 | 1488 |
| BB Drop | 90 | 94 | 70 | 75 |
| BB Height | 295 | 332 | 317 | 275 |
| BB Type | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded | 73mm BSA Threaded |
| Fork Rake / Offset | 46 | 39 | 48 | 49 |
| Fork Length (A2C) | 487 | 569 | 453 | 593 |
| Seatpost Diameter | 37 | 32 | 32 | 34 |
| Wheel Size | 26 | 34 | 34 | 27 |
| Front Travel | 162 | 153 | 162 | 167 |
| Headset | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 | EC34 / EC44 |
| Seat Clamp | 40 | 35 | 30 | 36 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Note: Sagged 30% with 140mm Fork
Measurements are in millimeters and degrees.
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