Mason Definition 2015
Please login now to see the numbers
We ask that you login after viewing so many bikes, to protect our data from thieving robots.
It's totally free - no password - no catch.
Geometry
Select two bikes to compare.
Any bike, any page.
| 50CM | 52CM | 54CM | 56CM | 58CM | 60CM | |
|---|---|---|---|---|---|---|
| Compare | ||||||
| Reach | 404 | 448 | 435 | 405 | 408 | 422 |
| Stack | 487 | 580 | 656 | 652 | 604 | 616 |
| Top Tube (effective) | 629 | 549 | 491 | 538 | 604 | 693 |
| Top Tube (actual) | 510 | 581 | 513 | 529 | 616 | 570 |
| Seat Tube C-T | 560 | 582 | 519 | 666 | 474 | 527 |
| Seat Tube C-C | 486 | 477 | 477 | 508 | 485 | 597 |
| Head Angle | 75 | 65 | 79 | 58 | 73 | 77 |
| Seat Angle | 69 | 71 | 87 | 58 | 80 | 66 |
| Head Tube | 155 | 119 | 184 | 154 | 157 | 170 |
| Chainstay | 337 | 415 | 458 | 411 | 479 | 491 |
| Wheelbase | 1158 | 918 | 860 | 1149 | 961 | 1106 |
| Front Centre | 568 | 597 | 635 | 558 | 619 | 725 |
| Standover | 667 | 713 | 912 | 732 | 853 | 879 |
| BB Drop | 68 | 77 | 68 | 74 | 64 | 66 |
| Fork Rake / Offset | 36 | 50 | 45 | 39 | 46 | 39 |
| Trail | 54 | 78 | 70 | 71 | 71 | 58 |
| Fork Length (A2C) | 339 | 378 | 417 | 424 | 434 | 392 |
| Axle Spacing | 158 | 127 | 133 | 119 | 126 | 161 |
| Handlebar Width | 48 | 46 | 50 | 51 | 54 | 45 |
| Stem Length | 99 | 101 | 115 | 101 | 104 | 118 |
| Crank Length | 143 | 141 | 177 | 190 | 151 | 206 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Measurements are in millimeters and degrees.
Problem? Flag for Review or Edit Bike or Edit Geometry