Oakley ARO5 Race Helmet Matte BlackEngineered for those unforgiving climbs and blistering heat, ARO3 is built with optimized ventilation to help keep you cool. BOA Provides an exact fit with a fully adjustable design. MIPS TECHNOLOGY Remain headstrong with an industry leading, patented brain protection system that helps protect the head from multidirectional impact.

11-speed compatibility

DURA-ACE - Bottom Bracket - Threaded - 68 mm shell width - BB-R9100

POWER SHAPE: Our beloved Power shape

With our patented design

Size 168mm / Weight: 227g

Incredibly precise

Unobtainium® grippers hold eyewear stems in place

MIPS-equipped

- Aluminium side plates

draws airflow into internal air channels at every speed

thru-tube internal routing

Back plate: Alloy