Bird Aeris Mk 1/1.5 2015/16


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Geometry

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Reach 435 446 496 499 462
Stack 626 514 601 561 709
Top Tube (effective) 591 558 653 565 613
Seat Tube C-T 312 364 486 514 566
Head Angle 74 68 67 74 66
Seat Angle 75 73 69 86 62
Head Tube 89 114 113 139 114
Chainstay 457 425 444 411 515
Wheelbase 1282 1383 957 1169 1321
BB Drop 7 9 6 9 9
BB Height 387 399 294 316 342
BB Type BSA 73 BSA 73 BSA 73 BSA 73 BSA 73
Fork Rake / Offset 38 49 46 47 43
Axle to Crown 613 531
Seatpost Diameter 35 31 27 35 25
Axle Spacing 142x12 142x12 142x12 142x12 142x12
Wheel Size 24 23 25 27 24
Handlebar Width 760-800 760-800 760-800 760-800 760-800
Stem Length 32-50 32-50 32-50 32-50 32-50
Crank Length 201 192 174 148 167
Data Source Added by Bird Added by Bird Manufacturer Added by Bird Added by Bird

Measurements are in millimeters and degrees.

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