Specialized Propero 4 Helmet Dark Navy MetallicMeet the all new Propero 4 helmetit brings the aero advantages of the S Works Evade 3 together with the ventilation of S Works Prevail 3, all with the comfort and confidence Specialized helmets are famous for, earning the highest 5 Star Virginia Tech helmet rating. Every detail of the Propero 4 was created with our equation for speed in mind. Aerodynamics + Ventilation + Lightweight = Fast. AERODYNAMICS: With extensive testing in CFD and in our Win

the Align II became the only helmet of this class to earn the highest Five Star rating from the independent testing done at the renowned Virginia Polytechnic Institute and State University

Centerlock

approximate weight 290g

Front of bar optimized for dual-cable routing

speed and control at the highest level

Orbit™ chain management technology keeps the drivetrain quiet and secure

Campagnolo Potenza

Compatible with 11-speed drivetrains

More defined click feeling and ergonomic shifting lever position

ARO7 Road is as dynamic as your schedule

11-12-13-14-15-16-17-19-21-23-25T

Metal pad compatible