Bird Aeris 120 2017
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Geometry
| Small | Medium | Medium/Large | Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 422 | 525 | 509 | 469 |
| Stack | 522 | 594 | 534 | 495 |
| Top Tube (effective) | 482 | 488 | 570 | 536 |
| Seat Tube C-T | 345 | 412 | 520 | 496 |
| Head Angle | 69 | 56 | 70 | 54 |
| Seat Angle | 76 | 86 | 76 | 68 |
| Head Tube | 94 | 114 | 118 | 105 |
| Chainstay | 430 | 446 | 507 | 362 |
| Wheelbase | 953 | 1202 | 1017 | 1124 |
| Standover | 708 | 638 | 831 | 813 |
| BB Drop | 20 | 20 | 21 | 21 |
| BB Height | 381 | 301 | 338 | 342 |
| BB Type | 73mm Threaded | 73mm Threaded | 73mm Threaded | 73mm Threaded |
| Fork Rake / Offset | 44 | 41 | 46 | 42 |
| Fork Length (A2C) | 506 | 495 | 481 | 600 |
| Seatpost Diameter | 29 | 33 | 30 | 30 |
| Axle Spacing | 148 x 12 | 148 x 12 | 148 x 12 | 148 x 12 |
| Wheel Size | 650B | 650B | 650B | 650B |
| Rear Travel | 125 | 137 | 100 | 121 |
| Shock Size | 210 x 55 | 210 x 55 | 210 x 55 | 210 x 55 |
| Headset | Tapered | Tapered | Tapered | Tapered |
| Seat Clamp | 41 | 31 | 31 | 40 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Measurements are in millimeters and degrees.
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