Specialized Propero 4 Helmet Cycling > Bikes interacts perfectly with the BOA®

interacts perfectly with the BOA® Fit System to improve sensitivity and control

A full carbon fork and E5 alloy frame with confidence-inspiring endurance road geometry put you in the perfect position for group rides or solo road adventures

SUPERNATURAL AMPLIFICATION: The all-new TURBO SL 1

Road or Gravel

allowing you to focus on getting to those steeper runs on the upper mountain

Specialized Propero 4 Helmet Cycling > Bikes interacts perfectly with the BOA®Meet 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