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 | 470 | 464 | 428 | 389 | 437 | 520 | 513 | 491 | 389 | 387 |
| Stack | 663 | 579 | 661 | 572 | 585 | 728 | 715 | 589 | 617 | 521 |
| Top Tube (effective) | 608 | 504 | 601 | 506 | 572 | 552 | 660 | 675 | 732 | 723 |
| Head Angle | 55 | 66 | 68 | 58 | 68 | 80 | 61 | 71 | 56 | 59 |
| Seat Angle | 69 | 64 | 84 | 89 | 71 | 73 | 63 | 69 | 85 | 87 |
| Head Tube | 99 | 94 | 102 | 92 | 125 | 102 | 120 | 104 | 114 | 139 |
| Chainstay | 369 | 411 | 387 | 489 | 371 | 497 | 383 | 394 | 365 | 439 |
| Wheelbase | 1282 | 1237 | 1244 | 969 | 1397 | 943 | 1140 | 1076 | 1137 | 1216 |
| Standover | 763 | 717 | 828 | 674 | 654 | 605 | 888 | 657 | 859 | 794 |
| BB Drop | 34 | 21 | 39 | 27 | 34 | 30 | 30 | 22 | 26 | 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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