Frame Sketcher - Sketch & Compare bicycle frames

1. Enter inseam length: mm (optional)

2. Load a saved frame

3. Select frame color Random color

and it. Use different colors to differentiate between different frames.

or enter/change frame measurements:

Enter all the values bellow. If you only have only one of ST or STCC you can assume the difference is around 60mm. Enter a positive value for the BB offset.

Wheel size (WS): inch

Bottom bracket (BB):mm Chain stays (CS):mm

Seat tube (ST):mm ST center-center (STCC):mm Seat tube angle (STA):°

Wheel base (WB):mm Head tube (HT):mm Head tube angle (HTA):°

Different manufacturers provide different values. Enter either the Reach and Stack or the Top tube horizontal and Top tube measurements bellow.

Reach (RE):mm Stack (SK):mm

Top tube horizontal (TT):mm Top tube(TTT):mm Standover height(SH):mm

4. Delete existing data and

5. The above should be self explanatory. Please also note that:

This tool is provided AS IS with no warranty whatsoever.
The data and sketch are based on a simplified theoretical model and are intended to be orientative only.
It was developed and tested in Chromium on Linux. I briefly tested it in Firefox on Linux. I did not test it on windows or IE but I received untested feedback it works in IE9.
There is additional info about the purpose, the model and the math used.

I will appreciate constructive feedback. Leave a comment on one of the links above.