We ask that you login after viewing so many bikes, to protect our data from thieving robots.
It's totally free - no password - no catch.
Select two bikes to compare.
Any bike, any page.
|Top Tube (effective)||685|
|Top Tube (actual)||579|
|Seat Tube C-T||701|
|Seat Tube C-C||630|
|Seat Tube (effective)||772|
|Fork Length (A2C)||368|
|Data Source||Measured Own Bike|
Note: This is a (from serial no) 1979 Canadian Built Grand Prix. Not original, Cranks have been changed from Cottered to non-cottered, Tyres are 27 x 1 3/8
Measurements are in millimeters and degrees.
Like this project? Subscribe for occasional emails about new things. No Spam. Promise.