Bird Aeris 120 2017
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Geometry
| Small | Medium | Medium/Large | Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 369 | 368 | 414 | 451 |
| Stack | 690 | 605 | 565 | 497 |
| Top Tube (effective) | 650 | 633 | 694 | 670 |
| Seat Tube C-T | 433 | 470 | 352 | 453 |
| Head Angle | 61 | 70 | 70 | 71 |
| Seat Angle | 70 | 71 | 90 | 63 |
| Head Tube | 109 | 120 | 106 | 108 |
| Chainstay | 435 | 509 | 495 | 364 |
| Wheelbase | 1313 | 953 | 1421 | 1155 |
| Standover | 622 | 673 | 591 | 755 |
| BB Drop | 17 | 17 | 19 | 22 |
| BB Height | 347 | 293 | 323 | 378 |
| BB Type | 73mm Threaded | 73mm Threaded | 73mm Threaded | 73mm Threaded |
| Fork Rake / Offset | 38 | 41 | 35 | 47 |
| Fork Length (A2C) | 617 | 493 | 449 | 514 |
| Seatpost Diameter | 35 | 30 | 37 | 34 |
| Axle Spacing | 148 x 12 | 148 x 12 | 148 x 12 | 148 x 12 |
| Wheel Size | 650B | 650B | 650B | 650B |
| Rear Travel | 135 | 136 | 133 | 102 |
| Shock Size | 210 x 55 | 210 x 55 | 210 x 55 | 210 x 55 |
| Headset | Tapered | Tapered | Tapered | Tapered |
| Seat Clamp | 39 | 36 | 28 | 39 |
| 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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