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 | 417 | 349 | 481 | 493 | 382 | 418 | 373 | 502 | 527 | 557 |
| Stack | 508 | 589 | 586 | 668 | 565 | 517 | 680 | 669 | 590 | 641 |
| Top Tube (effective) | 576 | 517 | 559 | 576 | 499 | 727 | 755 | 554 | 536 | 749 |
| Head Angle | 66 | 74 | 55 | 69 | 63 | 55 | 54 | 61 | 58 | 62 |
| Seat Angle | 84 | 80 | 81 | 82 | 80 | 64 | 61 | 68 | 66 | 68 |
| Head Tube | 96 | 105 | 117 | 89 | 98 | 114 | 116 | 119 | 146 | 114 |
| Chainstay | 469 | 426 | 463 | 404 | 503 | 455 | 430 | 411 | 456 | 449 |
| Wheelbase | 1147 | 1289 | 980 | 1213 | 1193 | 971 | 1373 | 1243 | 1398 | 1000 |
| Standover | 598 | 651 | 831 | 852 | 808 | 625 | 786 | 803 | 921 | 812 |
| BB Drop | 30 | 27 | 32 | 28 | 30 | 24 | 27 | 27 | 36 | 23 |
| 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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