Alpinestars Supertech R Boots Vented (Yellow Flou / Black) SIZE:US 11.5 / EU 46 Fully perforated leather panels for

Fully perforated leather panels for enhanced airflow and breathability

all aimed at improving the bike’s appearance

1 kW at 7150 rpm

a lever centre distance of 18 and a short lever

Alpinestars Supertech R Boots Vented (Yellow Flou / Black) SIZE:US 11.5 / EU 46 Fully perforated leather panels forAlmost 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