Alpinestars Supertech M8 Helmet Size:Medium 4 inch/135 mm when folded

4 inch/135 mm when folded

or connect our Virtual Remote app so you can see your readings while seated on the bike

but rather a base from which Acerbis will continue to research and develop the best products to meet the needs of every rider who mounts a dirt bike

The use of our patented SDH pin technology results in a longer life of your chain

Alpinestars Supertech M8 Helmet Size:Medium 4 inch/135 mm when foldedAlpinestars approach to the creation of the advanced technology in the Supertech M8 draws on its depth of experience from over half a decade of world class innovation across the spectrum of motorsports and especially, its deep rooted commitment to motocross. As with all other categories of technology that Alpinestars has mastered, bringing a new, highly complex, product to fruition requires specialist experience and know how and a project plan led by