Specialized Propero 4 Helmet Cycling > Bikes while the geometry features an

while the geometry features an ultra-low standover that makes it easy for your little ones to fit on and grow with the bike

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

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

2 Tire Clearance

Specialized Propero 4 Helmet Cycling > Bikes while the geometry features anMeet 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