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Bird Aeris Mk 1/1.5 2015/16

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Geometry

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	XS	S	M	L	XL
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Reach	459	500	515	414	577
Stack	698	514	569	630	542
Top Tube (effective)	543	552	712	730	626
Seat Tube C-T	391	486	466	381	465
Head Angle	78	67	70	57	59
Seat Angle	66	63	69	69	68
Head Tube	122	107	118	103	141
Chainstay	493	485	484	488	480
Wheelbase	1052	1223	1093	1300	1162
BB Drop	6	7	6	8	7
BB Height	396	324	389	384	329
BB Type	BSA 73	BSA 73	BSA 73	BSA 73	BSA 73
Fork Rake / Offset	35	41	49	48	43
Axle to Crown	456		556
Seatpost Diameter	36	35	36	37	31
Axle Spacing	142x12	142x12	142x12	142x12	142x12
Wheel Size	32	23	22	22	25
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	203	163	155	197	152
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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Image showing geometry measurements

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