Hjc Helmet Ep Valeco Matte Glossy Black 2024 throttle Rubber O-ring

Rubber O-ring

Spring loaded arm easily holds front or rear wheel without the risk of scratching rim or spokes

Wind tunnel optimized

Outside diameter_160 mm: ✔

Bottom Bracket: 86

Hjc Helmet Ep Valeco Matte Glossy Black 2024 throttle Rubber O-ringFeatures HJC helmets are tested in the laboratory as well as in real life to meet the highest quality standards. Coming from MotoGP race helmet design experience, HJC designers and engineers have become experts in aerodynamics and wind ventilated helmets. In order to achieve maximum ventilation, a technical adaptation of Bernoullis principle is applied to HJCs aerodynamically enhanced models. In mold is a method consisting in bonding the EPS together