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Principia frames are handmade in Denmark using their proprietary Swiss aluminum. These are truly unique and finely crafted frames. |
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REVOLUTION |
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Principia's top of the line frame with Isaac full carbon fork. 1150g frame weight. Jet black with black chrome graphics |
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ELLIPSE |
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This is Principia's classic frame. Includes Isaac full carbon fork. 1300g frame weight. Available in Jet black with brushed aluminum graphics or team issue red and white paint. |
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ELLIPSE SX |
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Sloped geometry version of the Ellipse. Full carbon Isaac fork. 1300g frame weight. Comet blue with black/brushed aluminum graphics. |
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EVOLUTION |
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Another sloped geometry offering from Principia. Full carbon Isaac fork. 1300g frame weight. Silver with black/brushed aluminum graphics. |
$1825.00 |
PRINCIPIA GEOMETRY
Revolution/Ellipse SX/Evolution Geometry
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A
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B
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C
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D
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E
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F
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G
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H
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I
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J
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|
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ST
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C/TOP
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TOP
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HEAD
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SEAT
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W/BASE
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FR-CE
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BB DROP
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H TUBE
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SLOPE
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S OVER
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49
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460
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515
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72
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75.5
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966
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570
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70
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96
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74
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725
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51
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480
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530
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72.5
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74.4
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970
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574
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70
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96
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74
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735
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53
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510
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542
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73
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74
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975
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579
|
70
|
113
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58
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758
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|
55
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540
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554
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73
|
74
|
987
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591
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70
|
133
|
48
|
782
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|
57
|
565
|
566
|
73
|
73.5
|
994
|
598
|
70
|
152
|
38
|
799
|
|
59
|
590
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578
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73.5
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73.5
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1001
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606
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70
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170
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33
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824
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Ellipse Geometry
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A
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B
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C
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D
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E
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F
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G
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H
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I
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J
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|
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ST
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C/TOP
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TOP
|
HEAD
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SEAT
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W/BASE
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FR-CE
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BB DROP
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H TUBE
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SLOPE
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S OVER
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49
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520
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522
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72
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74.8
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968
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573
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70
|
96
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17
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754
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|
51
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540
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530
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72.5
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74.4
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970
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574
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70
|
96
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0
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764
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53
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560
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542
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73
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74
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975
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579
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70
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113
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0
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782
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55
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580
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554
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73
|
74
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987
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591
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70
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133
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0
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801
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|
57
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600
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566
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73
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73.5
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994
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598
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70
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152
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0
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819
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59
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620
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578
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73.5
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73.5
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1001
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606
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70
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170
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0
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838
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