Cervelo s5 build

[avi013]

All, first time I'm posting a message but have been a voyeur for a very long time .
Started with a
As my dear Cervelo r3 got stolen last summer, I am now switching to a Cervelo S5.
Got a great deal on a Cervelo s5 with ultegra from beginning of 2017, so black color, but with the new seatpost.
As I have a pair of lightweight standard 3 waiting for them, still will be relatively low in weight as well.
As I will continue the build tonight, have a question on the headset though.
Do I simply place the right top ring on the seattube and facing upwards like it lies on the scale?
Seems so minimalistic. Any thoughts.

[1415chris]

Yeah. Bearing, than compression ring and dust cover on top of this, although not necessary if you want to count every gram.

[avi013]

Thanks!