2022 Fixie Inc Backspin Base

Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Aluminum
Features
Rim brake, E-bike, Single-speed capable
Very upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category

Geometry

46cm
49cm
52cm
55cm
58cm
Stack
549mm
570mm
585mm
606mm
622mm
Reach
385mm
395mm
405mm
415mm
425mm
Stack to Reach Ratio
1.43:1
1.44:1
1.44:1
1.46:1
1.46:1
Seat Tube Length, Unknown
460mm
490mm
520mm
550mm
580mm
Top Tube Length, Effective/Horizontal Unknown
511mm
527mm
547mm
568mm
588mm
Top Tube Slope
11.7deg
10.5deg
8.8deg
7.8deg
6.4deg
Head Tube Angle
72deg
72.5deg
73deg
73.5deg
74deg
Seat Tube Angle
75deg
75deg
74.5deg
74deg
73.5deg
Head Tube Length
100mm
120mm
140mm
160mm
180mm
Bottom Bracket Height
Chainstay Length
400mm
400mm
400mm
400mm
400mm
Wheelbase
974mm
986mm
998mm
1009mm
1021mm
Trail
Mechanical Trail
Wheel Flop
Standover Height
745mm
776mm
802mm
825mm
850mm

Base Build

46cm
49cm
52cm
55cm
58cm
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
35mm
35mm
35mm
35mm
35mm
Tire Outer Diameter
692mm
692mm
692mm
692mm
692mm
Bike Length with Tires
1666mm
1678mm
1690mm
1701mm
1713mm
Crank Length
165mm
165mm
170mm
170mm
175mm
Handlebar Width
640mm
640mm
640mm
640mm
640mm
Stem Length
35mm
50mm
60mm
60mm
70mm

Published Sizing Recommendations

Height
154 cm
to
164 cm
162 cm
to
170 cm
168 cm
to
176 cm
174 cm
to
182 cm
180 cm
to
192 cm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Track/Fixed-gear
Source:https://www.fahrrad.de/fixie-inc.-backspin-zehus-M1095179.html?vgid=G1616921#cgid=b2150