Alpinestars Tech-Air MX Airbag System Contains CLEARANCE ring and thumb screw for

ring and thumb screw for securing the whip into position

10k Waterproof / 10k Breathable HydrxPro™ laminate

Also prevents spark plugs from fusing to boots

With its premium material

Come with necessary hardware

Alpinestars Tech-Air MX Airbag System Contains CLEARANCE ring and thumb screw forAlpinestars Tech Air MX is an advanced Airbag System engineered specifically for motocross and supercross riders. Since pioneering airbag technology for MotoGP in 2003 with the Tech Air Race System, Alpinestars has expanded airbag protection across motorsports disciplines, with testing of the Tech Air Off Road System by Dakar Rally riders beginning in 2014. Building on expertise from MotoGP and Dakar Rally, Alpinestars began MX specific data logging