Helmet GPA Speed Air 4S Concept Mixte
The 4S technology that offers cephalic protection composed with 4 sandwich elements and the new 4-points « Concept » harness joined forces to obtain the 4S Concept helmet !
Another GPA innovation !
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The combination of 4S technology and the new rigid Global-Concept harness provides an additionnal cranium protection, a better helmet stability, an improved fitting and a greater comfort. The 4S CONCEPT ensures your safety, keeps the mo- dern look of Redline helmets and adds a feeling of freedom by clearing the face.
Its machined aluminium magnetic buckle allows a fast and easy secure fastening.
The 4S CONCEPT is available in First lady 4S or Speed’air 4S and in full carbone versions.
Like all our helmets, it is finely handcrafted in our workshop in France and can be customized upon request.