2007 Cannondale SystemSix Team Si

Very public spirited of you.

I weighed my bike- 6.65kg.

If I changed the stem that everyone else hates that'd drop it to 6.6kg.

Now- how much heavier than Force shifters+mechs would Di2 shifters/mechs/battery be?

If you dont go leccy. Go Kevlar. Steel cables are soooo fecking heavy.