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Brother Big Bro 2021

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Geometry

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	Small (16)	Medium (18)	Large (20)	xLarge (22)
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Reach	452	433	450	454
Stack	573	616	723	650
Top Tube (effective)	499	509	663	625
Top Tube (actual)	558	498	552	580
Seat Tube C-T	382	523	552	469
Head Angle	56	60	57	71
Seat Angle	71	68	63	85
Head Tube	100	104	98	126
Chainstay	427	383	499	414
Wheelbase	1239	1190	1011	1023
Standover	638	950	682	1025
BB Drop	53	48	71	49
Fork Rake / Offset	51	52	40	53
Fork Length (A2C)	465	578	484	518
Seatpost Diameter	33	27	26	28
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Measurements are in millimeters and degrees.

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