Bird Aeris 120 2017
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Geometry
| Small | Medium | Medium/Large | Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 489 | 457 | 475 | 579 |
| Stack | 556 | 688 | 682 | 509 |
| Top Tube (effective) | 565 | 517 | 540 | 634 |
| Seat Tube C-T | 322 | 411 | 490 | 433 |
| Head Angle | 63 | 68 | 63 | 63 |
| Seat Angle | 76 | 78 | 80 | 87 |
| Head Tube | 95 | 90 | 119 | 127 |
| Chainstay | 433 | 500 | 481 | 481 |
| Wheelbase | 1302 | 938 | 1024 | 1019 |
| Standover | 565 | 680 | 610 | 805 |
| BB Drop | 21 | 21 | 20 | 18 |
| BB Height | 300 | 372 | 382 | 307 |
| BB Type | 73mm Threaded | 73mm Threaded | 73mm Threaded | 73mm Threaded |
| Fork Rake / Offset | 42 | 36 | 49 | 43 |
| Fork Length (A2C) | 629 | 456 | 445 | 514 |
| Seatpost Diameter | 27 | 33 | 33 | 29 |
| Axle Spacing | 148 x 12 | 148 x 12 | 148 x 12 | 148 x 12 |
| Wheel Size | 650B | 650B | 650B | 650B |
| Rear Travel | 129 | 141 | 107 | 101 |
| Shock Size | 210 x 55 | 210 x 55 | 210 x 55 | 210 x 55 |
| Headset | Tapered | Tapered | Tapered | Tapered |
| Seat Clamp | 39 | 28 | 39 | 32 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.
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