3t Aerotundo (out of production, plus there's the issue of 2cm extra reach)
Zipp Vuka Sprint classic bend (good luck trying to find one of these)
Excel has the Ritchey for $240. Considering that I bought my Vuka Sprint classic bend for $200 (and it was used), it's not a bad price. Also this thing allows you to use the RS910 Junction box (goes into the bar end), which is a nice touch for Di2