Bird Aeris 120 2017
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Geometry
| Small | Medium | Medium/Large | Large | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 383 | 364 | 528 | 466 |
| Stack | 621 | 584 | 644 | 480 |
| Top Tube (effective) | 514 | 523 | 648 | 734 |
| Seat Tube C-T | 395 | 379 | 524 | 500 |
| Head Angle | 54 | 57 | 72 | 64 |
| Seat Angle | 83 | 88 | 82 | 61 |
| Head Tube | 118 | 100 | 135 | 142 |
| Chainstay | 436 | 492 | 439 | 367 |
| Wheelbase | 1352 | 1301 | 961 | 1206 |
| Standover | 783 | 793 | 658 | 859 |
| BB Drop | 22 | 17 | 23 | 21 |
| BB Height | 338 | 378 | 312 | 322 |
| BB Type | 73mm Threaded | 73mm Threaded | 73mm Threaded | 73mm Threaded |
| Fork Rake / Offset | 35 | 34 | 37 | 47 |
| Fork Length (A2C) | 526 | 505 | 462 | 616 |
| Seatpost Diameter | 33 | 33 | 32 | 34 |
| Axle Spacing | 148 x 12 | 148 x 12 | 148 x 12 | 148 x 12 |
| Wheel Size | 650B | 650B | 650B | 650B |
| Rear Travel | 116 | 109 | 104 | 103 |
| Shock Size | 210 x 55 | 210 x 55 | 210 x 55 | 210 x 55 |
| Headset | Tapered | Tapered | Tapered | Tapered |
| Seat Clamp | 32 | 31 | 38 | 33 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Measurements are in millimeters and degrees.
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