Bird Aeris 120 2017
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Geometry
| Small | Medium | Medium/Large | Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 373 | 385 | 438 | 443 |
| Stack | 635 | 618 | 577 | 620 |
| Top Tube (effective) | 521 | 685 | 627 | 677 |
| Seat Tube C-T | 328 | 364 | 456 | 549 |
| Head Angle | 68 | 66 | 57 | 57 |
| Seat Angle | 74 | 67 | 78 | 71 |
| Head Tube | 115 | 106 | 103 | 98 |
| Chainstay | 389 | 448 | 431 | 369 |
| Wheelbase | 1160 | 1384 | 1163 | 1307 |
| Standover | 795 | 638 | 627 | 577 |
| BB Drop | 22 | 17 | 21 | 21 |
| BB Height | 374 | 300 | 289 | 264 |
| BB Type | 73mm Threaded | 73mm Threaded | 73mm Threaded | 73mm Threaded |
| Fork Rake / Offset | 47 | 43 | 37 | 39 |
| Fork Length (A2C) | 532 | 549 | 571 | 642 |
| Seatpost Diameter | 37 | 28 | 35 | 35 |
| Axle Spacing | 148 x 12 | 148 x 12 | 148 x 12 | 148 x 12 |
| Wheel Size | 650B | 650B | 650B | 650B |
| Rear Travel | 107 | 142 | 123 | 126 |
| Shock Size | 210 x 55 | 210 x 55 | 210 x 55 | 210 x 55 |
| Headset | Tapered | Tapered | Tapered | Tapered |
| Seat Clamp | 37 | 31 | 30 | 39 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Measurements are in millimeters and degrees.
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