ALPINESTARS Supertech V Boots - Black/White - US 10.5 / EU 45 2220121-12-45 T-SPS Ignition Jacket Flanges are made from 7075

Flanges are made from 7075 T651  hard anodized aluminum

This system retains the factory cat / muffler system under the bike while adding a sleek option for that doesn't require tuning The meticulous welds found on Graves products are among the elite in the motorcycle industry

Choose MGP II slip-ons for a classic stainless steel shell

6061-T6 billet aluminum

ALPINESTARS Supertech V Boots - Black/White - US 10.5 / EU 45 2220121-12-45 T-SPS Ignition Jacket Flanges are made from 7075Almost every component of the Supertech R Boot, Alpinestars definitive racing boot as worn by a roster of champions past and present, has undergone a rigorous program of upgrades to sharpen its performance features even further. Featuring innovations derived using feedback from Alpinestars involvement in top flight racing, key elements include a newly redesigned front flex area, a redesigned rear protection and the performance of this boot to a new