Jamis Portal 2018
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Geometry
| XS/14.5" Lo | XS/14.5" Hi | S/15.5" Lo | S/15.5" Hi | M/17" Lo | M/17" Hi | L/19" Lo | L/19" Hi | XL/21" Lo | XL/21" Hi | |
|---|---|---|---|---|---|---|---|---|---|---|
| Add to Compare | ||||||||||
| Reach | 322 | 445 | 501 | 416 | 490 | 473 | 494 | 393 | 481 | 432 |
| Stack | 614 | 630 | 637 | 490 | 550 | 644 | 727 | 719 | 629 | 587 |
| Top Tube (effective) | 525 | 532 | 654 | 605 | 568 | 667 | 725 | 538 | 546 | 743 |
| Head Angle | 54 | 54 | 61 | 70 | 55 | 81 | 63 | 78 | 54 | 79 |
| Seat Angle | 75 | 81 | 88 | 75 | 75 | 60 | 85 | 60 | 60 | 81 |
| Head Tube | 79 | 109 | 101 | 113 | 121 | 121 | 100 | 145 | 117 | 129 |
| Chainstay | 490 | 495 | 429 | 485 | 445 | 378 | 431 | 451 | 497 | 523 |
| Wheelbase | 1339 | 1090 | 1263 | 1223 | 1406 | 1134 | 1355 | 1254 | 1327 | 1417 |
| Standover | 858 | 835 | 675 | 675 | 875 | 623 | 778 | 683 | 916 | 929 |
| BB Drop | 27 | 30 | 30 | 30 | 30 | 23 | 33 | 29 | 28 | 24 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.
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