I can get some of these for $280 at my LBS, which alone makes them tempting.
For riding
onroad over expansion joints, pavement lips, etc. will these hold up? I weight #185 and will be running a 700x25 @ 100psi on my rear wheel. No rack or load other than yours truly and I usually get out of saddle for the worse pavement defects.
Oh yeah, OP, you need to add this to your avatar: