ALPINESTARS Supertech R Boots - Black - US 8 / EU 42 2220021-1100-42 SP-X BOA Boots — 41 For single-disc ABS brake systems

For single-disc ABS brake systems

has a thread for the lambda sensor for those planning to tune the engine electronics

to ensure the system fully complies with the regulation

but redesigned for touring use

ALPINESTARS Supertech R Boots - Black - US 8 / EU 42 2220021-1100-42 SP-X BOA Boots — 41 For single-disc ABS brake systemsAdvanced microfiber upper construction for lightweight high performance protection and superb levels of flexibility Front flex area is constructed with a soft microfiber for improve abrasion resistance and natural forwards and backwards movement TPU for breathability and airflow Flexible accordion microfiber on Achilles gives enhanced natural movement Strategically positioned ventilation area in heel and shin Outside entry exit has stretchable