Originally Posted by mmmdonuts

Back to the OP, since I didn't see it amongst the arguing, I use a spreadsheet to calculate stack and reach using the geometry given by the makers. It is within 1mm of those who also provide stack and reach along with their HTL, TTL, STA, HTA measurements. Usually it's off because I have to guess the fork length. The spreadsheet uses trig lifted from sites where stack and reach are discussed with adjustments to account for fork offset. It's come in very handy when I want to compare frames with surprising results every now and then.

Assuming the TT length is correct this is your Habanero:

(HTL includes the bottom headset cup)
[TABLE]
[TR]
[TD]Stack[/TD]
[TD]622[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]Reach[/TD]
[TD]363[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]
[/TD]
[TD]
[/TD]
[TD]
[/TD]
[/TR]
[TR]
[TD]ETT[/TD]
[TD]547[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]HTL[/TD]
[TD]221[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]FL[/TD]
[TD]370[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]FO[/TD]
[TD]45[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]HTA[/TD]
[TD]73.5[/TD]
[TD]deg[/TD]
[/TR]
[TR]
[TD]STA[/TD]
[TD]73.5[/TD]
[TD]deg[/TD]
[/TR]
[TR]
[TD]BBD[/TD]
[TD]68[/TD]
[TD]mm[/TD]
[/TR]
[/TABLE]

And this is the integrated headset Nashbar frame:


[TABLE]
[TR]
[TD]Stack[/TD]
[TD]603[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]Reach[/TD]
[TD]392[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]
[/TD]
[TD]
[/TD]
[TD]
[/TD]
[/TR]
[TR]
[TD]ETT[/TD]
[TD]565[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]HTL[/TD]
[TD]205[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]FL[/TD]
[TD]370[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]FO[/TD]
[TD]45[/TD]
[TD]mm[/TD]
[/TR]
[TR]
[TD]HTA[/TD]
[TD]72.5[/TD]
[TD]deg[/TD]
[/TR]
[TR]
[TD]STA[/TD]
[TD]74[/TD]
[TD]deg[/TD]
[/TR]
[TR]
[TD]BBD[/TD]
[TD]68[/TD]
[TD]mm[/TD]
[/TR]
[/TABLE]