Bike-on-Bike

Generated by Bike Insights
700C/29 in × 28 mm
700C/29 in × 32 mm

Insights

Somewhat aggressive stack and reach vs trend of performance road bikes
Design deviates from other sizes of SEKA Spear
Average stack and reach vs trend of performance road bikes

Geometry

Stack
560mm
565mm
+5mm
Reach
397mm
395mm
-2mm
Stack to Reach Ratio
1.41:1
1.43:1
Seat Tube Length, C-T
496mm
494mm
-2mm
Top Tube Length, Effective/Horizontal Center
544mm
562mm
+18mm
Top Tube Slope
8.9deg
9.7deg
+0.8deg
Head Tube Angle
73.1deg
73.5deg
+0.4deg
Seat Tube Angle
73.5deg
73.5deg
+0deg
Head Tube Length
153mm
156mm
+3mm
Bottom Bracket Drop
72mm
72mm
+0mm
Bottom Bracket Height
267mm
271mm
+4mm
Chainstay Length
410mm
410mm
+0mm
Chainstay Length Horizontal
403.6mm
403.6mm
+0mm
Front-Center
595.7mm
592mm
-3.7mm
Front-Center Horizontal
591.4mm
590.4mm
-1mm
Wheelbase
995mm
994mm
-1mm
Fork Offset/Rake
44mm
47mm
+3mm
Fork Length (On-Axis)
370mm
Fork Length (Axle-To-Crown)
372mm
Trail
57mm
mid/​neutral
52.6mm
-4.4mm
mid/​neutral
Mechanical Trail
54.6mm
50.4mm
-4.2mm
Wheel Flop
15.9mm
14.3mm
-1.6mm
Tire to Pedal Spindle
86.7mm
170 mm cranks
79mm
-7.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
97mm
170 mm cranks
101mm
+4mm
170 mm cranks

Build

Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
28mm
32mm
+4mm
Tire Outer Diameter
678mm
686mm
+8mm
Bike Length with Tires
1673mm
1680mm
+7mm
Suspension Type
Rigid, non-suspension corrected
Rigid, non-suspension corrected
Bar Type
Drop Bar
Drop Bar
Frame Material
Carbon/Composite
Carbon/Composite
Fork Material
Carbon/Composite
Carbon/Composite
Brake Type
Rim
Disc

Meta

Actions
Source
https://www.sekabikes.com/spear-2/
https://mondincecycle.com/product/2026-one-piece-monocoque-eps-t1100-carbon-fiber-aero-road-bike-frame-fm126
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