2013 Basso Bikes Astra Base

Geometry

45cm
48cm
51cm
53cm
56cm
58cm
61cm
Reach
377mm
377mm
380mm
386mm
388mm
390mm
390mm
Seat Tube Length, C-T
450mm
480mm
510mm
530mm
560mm
580mm
610mm
Top Tube Length, Effective/Horizontal HT Top
505mm
510mm
525mm
545mm
560mm
575mm
590mm
Head Tube Angle
72deg
72deg
72deg
72.5deg
73.5deg
73.5deg
74deg
Seat Tube Angle
76deg
75deg
75deg
74deg
73.5deg
73deg
72.5deg
Head Tube Length
113mm
113mm
138mm
152mm
170mm
194mm
194mm
Bottom Bracket Height
Chainstay Length
400mm
400mm
400mm
400mm
410mm
410mm
410mm
Trail
Mechanical Trail
Wheel Flop

Base Build

45cm
48cm
51cm
53cm
56cm
58cm
61cm
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
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
23mm
23mm
23mm
23mm
23mm
23mm
23mm
Tire Outer Diameter
668mm
668mm
668mm
668mm
668mm
668mm
668mm
Crank Length
170mm
170mm
172.5mm
172.5mm
172.5mm
172.5mm
172.5mm
Handlebar Width
42mm
42mm
44mm
44mm
44mm
44mm
46mm
Stem Length
90mm
90mm
100mm
110mm
110mm
120mm
120mm
Source:https://www.wiggle.com/basso-astra-chorus-2013/