Brother Cycles Big Bro geometry
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Size Small (16)
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Geometry
| Size | Small (16) | Medium (18) | Large (20) | xLarge (22) |
|---|---|---|---|---|
| Stack mm | 598 | 605 | 616 | 630 |
| Reach mm | 392 | 410 | 432 | 452 |
| Head tube angle ° | 69.5 | 70.0 | 70.5 | 70.5 |
| Seat tube angle ° | 73.0 | 73.0 | 73.0 | 73.0 |
| Head tube length mm | 95 | 100 | 110 | 125 |
| Seat tube mm | 406 | 457 | 508 | 559 |
| Chainstay mm | 445 | 445 | 445 | 445 |
| BB drop mm | 60 | 60 | 60 | 60 |
| Fork rake mm | 46 | 46 | 46 | 46 |
| Stack to reach | 1.53 | 1.48 | 1.43 | 1.39 |
| Effective top tube mmi | 575 | 595 | 620 | 645 |
| Wheelbase mmi | 1083 | 1098 | 1119 | 1144 |
SizeSmall (16)key specs
Stack-to-reach (size Small (16))1.53More relaxed (taller and shorter) than 57% of gravel frames in the database at comparable sizes.
Closest geometry matches (size Small (16))
Matched by stack, reach and head tube angle.
More from Brother Cycles
Nearest size to the Big Bro Small (16).