JARGON
FRONT CENTRE
Horizontal distance from the centre of the bottom bracket to the centre of the front wheel axle.
EFFECTIVE SEAT ANGLE
The angle of an imaginary line connecting the BB to the top of the seatpost when at pedalling height.
FRONT CENTRE
Horizontal distance from the centre of the bottom bracket to the centre of the front wheel axle.
EFFECTIVE SEAT ANGLE
The angle of an imaginary line connecting the BB to the top of the seatpost when at pedalling height.