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Bird Aeris 120 2017


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Geometry

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Reach 485 437 515 525
Stack 495 612 528 489
Top Tube (effective) 516 546 747 763
Seat Tube C-T 381 473 422 556
Head Angle 62 74 53 65
Seat Angle 62 89 86 63
Head Tube 131 89 107 118
Chainstay 370 497 386 396
Wheelbase 1077 1277 1385 1200
Standover 609 724 834 665
BB Drop 20 20 19 21
BB Height 282 325 269 330
BB Type 73mm Threaded 73mm Threaded 73mm Threaded 73mm Threaded
Fork Rake / Offset 33 36 37 38
Fork Length (A2C) 539 498 645 591
Seatpost Diameter 35 30 30 29
Axle Spacing 148 x 12 148 x 12 148 x 12 148 x 12
Wheel Size 650B 650B 650B 650B
Rear Travel 104 106 103 135
Shock Size 210 x 55 210 x 55 210 x 55 210 x 55
Headset Tapered Tapered Tapered Tapered
Seat Clamp 31 31 40 34
Data Source Manufacturer Manufacturer Manufacturer Manufacturer

Measurements are in millimeters and degrees.

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