You can use the Deda 215 bar with spacers to make it 31.8mm.

The "round drop" 215, or the "anatomic" 215?
If the former, the Ritchey Neoclassic was what I settled on when I was trying to find something a few years back.

---

Tech writer/support on this here site. FIST school instructor and certified bike fitter. Formerly at Diamondback Bikes, LeMond Fitness, FSA, TiCycles, etc.
Coaching and bike fit - http://source-e.net/ Cyclocross blog - https://crosssports.net/ BJJ instruction - https://ballardbjj.com/

Deda Zero 100 Shallow is Deda's current shallow classic round drop bar (aka Italian bend)

Thank you everyone!