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Principia Gravel 30 2026

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Geometry

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	48cm	51cm	54cm	56cm	59cm
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Reach	390	366	350	404	368
Stack	584	627	543	649	632
Top Tube (effective)	597	630	576	531	606
Seat Tube C-T	574	568	543	459	591
Head Angle	67	67	64	66	67
Seat Angle	81	88	67	63	84
Head Tube	102	123	149	170	193
Chainstay	348	507	398	357	435
Wheelbase	1131	1047	1165	970	1138
Front Centre	698	630	612	750	653
BB Drop	72	65	56	66	76
Fork Rake / Offset	44	50	46	39	38
Fork Length (A2C)	409	475	377	372	375
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

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