The helmet has Adjustable Kinn and Main ventilation

which gives Improved durability and resistance to high temperatures

ökad kontroll och snabb respons – egenskaper som uppskattas både på gata och bana

Yamaha XSR and others

pressure distribution and response than axial options

HOT CAMS Camshaft - Stage 1 Yamaha YZ450F NULL vespa-gts-300-hpe-supersport-abs-asr-300-2019-esi7382319 The helmet has Adjustable KinnDeveloped on test benches and tested by leading teams, HOT CAMS camshafts are available in three levels. Stage 1 : increases torque and power with no additional modifications. Ideal for basic tuning. Stage 2 : better suited to large machines, requires further improvements such as hi compression pistons and larger carburetor to deliver its potential. Stage 3 : specifically developed for Supermotard or to increase cylinders (use original valve springs