A fantastic upgrade to your Triathlon or TT set up.
New never used!
Profile Designs Ozero base bar:

Advance your aerodynamics with the Profile Design Ozero TT Base Bar. Designed for time trial racing, this strong-light base bar is made from hydro-formed aluminum alloy. It has a deep section 3:1 UCI compliant wing with internal cable routing for a sleek look and improved aerodynamics. Every triathlete will appreciate its aggressive aero shape and slippery profile. Train hard, ride long, and race fast with the Profile Design Ozero TT Base Bar.

Features and Benefits:

Fully hydro-formed from strong-light aluminum alloy
Deep section 3:1 UCI compliant wing
Aggressive forward aero position
120mm center clamp section optimized for Profile Design clip-on aerobars
Pre-slotted internal cable routing (Di2 Compatible) for improved aerodynamics
Clamp: 31.8mm
44cm (center-to-center)
Color: Gloss Black
Weight: 285g

Retail is $155
Only $90 PayPal shipped to the lower 48