Helmet Alpinestars SM3 Radium Red Mot Red Fl White Gl

-15%

Helmet Alpinestars SM3 Radium Red Mot Red Fl White Gl

The SM3 is the latest evolution of Alpinestars’ MX helmet, developed for motocross, enduro, and aggressive off-road riding with a focus on lightness and comfort.

Its advanced thermo-injected shell, optimized ventilation, and patented technologies help manage oblique impacts and reduce neck loads in the event of a crash.

Emergency cheek pad release, hydration compatibility, and an adjustable fit enhance usability during demanding off-road days.

€173.48

-15%

€204.10

€173.48 €204.10

€204.10

-15%

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Availability: Available

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Description

Thermo-injected shell constructed from a special polymer blend with variable thickness throughout the structure to keep the build lightweight.

Reinforced chin bar area featuring optimized shell thickness and helmet geometry for a more robust front structure.

Multi-density EPS liner comprising 5 internal segments and 4 densities, combined with contoured inner and outer surfaces to create an impact-absorbing helmet structure.

Emergency Release System featuring removable cheek pads and 3D-molded foam padding for a modular interior assembly.

Soft 25mm fabric chin strap with stainless steel D-rings for the retention system.

Approximate weight: 1430g (ECE) / 1460g (DOT), size M.