Bird Aeris Mk 1/1.5 2015/16


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Geometry

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Reach 426 416 533 418 461
Stack 660 545 537 698 547
Top Tube (effective) 554 487 714 571 791
Seat Tube C-T 400 498 432 404 553
Head Angle 56 58 75 62 73
Seat Angle 84 81 59 70 66
Head Tube 93 114 125 134 112
Chainstay 481 459 403 384 494
Wheelbase 936 1345 1170 1090 1290
BB Drop 6 8 7 9 8
BB Height 405 367 388 299 321
BB Type BSA 73 BSA 73 BSA 73 BSA 73 BSA 73
Fork Rake / Offset 34 35 40 45 48
Axle to Crown 568 447
Seatpost Diameter 26 37 29 27 34
Axle Spacing 142x12 142x12 142x12 142x12 142x12
Wheel Size 26 23 30 23 22
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 147 162 175 192 162
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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