Available on backorder

The Adwatt was designed through enhanced wind tunnel testing to improve its drag force performance on the track.

249.00 exc. tax

Available on backorder


Wind Tunnel Tested

HJC Adwatt aero helmets are tested in the laboratory as well as in “real-life” to meet the highest quality standards. HJC is one of the very few helmet companies equipped with its own state-of-the-art wind tunnel laboratory to test aerodynamics, ventilation, noise, and more. The HJC wind tunnel test lab measures the air forces in a variety of riding conditions to improve helmet performance.

For fitting advice regarding your optimal choice of aero helmet, check out our consulting service for an in depth analysis, or join the Rony Kuba Discord group for regular updates on the topic of bike fit and TT bike optimisation.

Do not leave your aerodynamic performance to chance and book an aero testing session to verify your equipment choices!

Additional information

Weight 2000 g

M 55-59cm



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