Specialized Propero 4 Helmet Hyper Dove Grey M MFPN=Y1WV98110 }MRP 1x SLR Chainguide -

}MRP 1x SLR Chainguide - 28-38t ISCG-05 Carbon Backplate

This allowed us to keep crazy-high stiffness numbers

Active Carbon moisture wicking

Imprecise spacers can cause your headset to loosen affecting bike handling and component life

} Bleed kits for all Formula brakes

Specialized Propero 4 Helmet Hyper Dove Grey M MFPN=Y1WV98110 }MRP 1x SLR Chainguide -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