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	Cannondale Synapse 2022: 54	B'Twin Ultra 900 AF 2017: M	Trek Emonda SL 5 2021: 54 cm	Look 765 Optimum 2021: S	Look 675 Light 2016: S
Choose Baseline
Reach	454	402	414	373	412
Stack	674	517	584	475	497
Top Tube (effective)	661	494	601	456	461
Top Tube (actual)	487
Seat Tube C-T		625		404	406
Seat Tube C-C			469
Seat Tube (effective)	556
Head Angle	60	75	62	59	58
Seat Angle	75	64	83	81	77
Head Tube	147	143	136	136	143
Chainstay	394	337	356	381	419
Wheelbase	1171	1073	1036
Front Centre	473	690		505	507
Standover	705		708	594	762
BB Drop	86	56	79	57	73
BB Height	251
Fork Rake / Offset	50	47		49	41
Trail	69		64	54
Fork Length (A2C)		335		298	411
Seatpost Diameter	303
Wheel Size		700c	700c
Tyre Max Width	35c
Rider Height			821
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	Cannondale Synapse 2022: 54	B'Twin Ultra 900 AF 2017: M	Trek Emonda SL 5 2021: 54 cm	Look 765 Optimum 2021: S	Look 675 Light 2016: S

Image showing geometry measurements

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