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Roadrunner Sizing & Geometry
| Rider Height | Suggested Frame Size |
|---|---|
| 5′3″ to 5′6″ (160cm-168cm) | SML/480mm |
| 5′6″ to 5′10″ (168cm-178cm) | MED/510mm |
| 5′10″ to 6′1″ (178cm- 185cm) | LRG/540mm |
| 6′1″ to 6′3″ (185cm- 191cm) | XL/570mm |
| S |
M | L | XL | ||
| A | Head Angle (degrees) | 70 | 71 | 71 | 71.3 |
| B | Head Tube (mm) | 120 | 140 | 160 | 180 |
| C | Top Tube Effective(mm) | 520 | 540 | 560 | 590 |
| D | Seat Tube Angle (degrees) | 74.0 | 74.0 | 74.0 | 73.0 |
| E | Seat Tube C-T Actual (mm) | 480 | 510 | 540 | 570 |
| F | Chainstays (mm) | 435 | 435 | 435 | 435 |
| G | BB Drop (mm) | 70 | 70 | 70 | 70 |
| H | Stack (mm) | 528 | 550 | 569 | 588 |
| I | Reach (mm) | 368 | 382 | 397 | 410 |
| J | Front Centre (mm) | 598 | 610 | 631 | 647 |
| K | Wheelbase (mm) | 1023 | 1035 | 1056 | 1073 |