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
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Reach 378 387 382 380 524 423 503 516 391 471
Stack 588 624 564 696 710 703 528 602 613 581
Top Tube (effective) 518 658 540 529 720 626 565 516 735 570
Head Angle 56 80 70 69 75 67 71 59 75 64
Seat Angle 79 81 66 88 89 61 76 74 87 80
Head Tube 76 110 112 101 121 94 129 108 158 133
Chainstay 419 384 455 457 496 441 450 469 478 450
Wheelbase 1201 1063 1125 1365 1153 1133 1139 1216 1445 1413
Standover 750 726 789 627 659 664 665 894 791 828
BB Drop 29 28 37 27 34 21 28 30 26 26
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.

Image showing geometry measurements

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