1991 Bridgestone Cycle Co. MB-1 Base

Category
Rigid MTB
Design
Flat Bar, Rigid, non-suspension corrected
Frame
Steel
Fork
Steel
Features
Rim brake

Geometry

46cm
49cm
52cm
55cm
Seat Tube Length, C-T
460mm
490mm
520mm
550mm
Seat Tube Length, C-C
443mm
473mm
503mm
533mm
Top Tube Length, Actual C-C
565mm
575mm
585mm
595mm
Head Tube Angle
72deg
72deg
72deg
72deg
Seat Tube Angle
73.5deg
73.5deg
73deg
73deg
Bottom Bracket Drop
40mm
40mm
40mm
40mm
Bottom Bracket Height
294mm
294mm
294mm
294mm
Chainstay Length
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
423.1mm
423.1mm
423.1mm
423.1mm
Front-Center
618mm
621mm
625mm
635mm
Front-Center Horizontal
616.9mm
619.9mm
622.9mm
633.9mm
Wheelbase
1040mm
1043mm
1046mm
1057mm
Fork Offset/Rake
40mm
40mm
40mm
40mm
Trail
66.5mm
high
66.5mm
high
66.5mm
high
66.5mm
high
Mechanical Trail
63.2mm
63.2mm
63.2mm
63.2mm
Wheel Flop
19.5mm
19.5mm
19.5mm
19.5mm
Standover Height
742mm
764mm
790mm
819mm
Tire to Pedal Spindle
114mm
170 mm cranks
117mm
170 mm cranks
121mm
170 mm cranks
131mm
170 mm cranks
Pedal Spindle to Ground Clearance
124mm
170 mm cranks
124mm
170 mm cranks
124mm
170 mm cranks
124mm
170 mm cranks

Base Build

46cm
49cm
52cm
55cm
Wheel Size
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
26 in
559 mm BSD
Tire Width
54.5mm
54.5mm
54.5mm
54.5mm
Tire Outer Diameter
668mm
668mm
668mm
668mm
Bike Length with Tires
1708mm
1711mm
1714mm
1725mm
Source:http://farm4.static.flickr.com/3282/2720819358_e2a02f0cea_o.jpg