Giant Helio - White (Silver Lens Polarvis) Bikesportz leading and innovative manufacturer who

leading and innovative manufacturer who has been faithfully serving professional bike riders world-wide for the last 17 years

Tool-free 11-click lsc and 16-click lsr adjusters

6061 aluminum for lightweight and durability

Strut diameter: around 7 mm

Giant Helio - White (Silver Lens Polarvis) Bikesportz leading and innovative manufacturer whoHelio delivers featherweight performance and cutting edge lens technology to protect your eyes and enhance every ride, and is available in Fotovis or PolarVis lens options. Features Interchangeable full vision cylindrical lens for panoramic views and wind cheating aerodynamicsPolarVis Lens Technology uses optimised polarisation to cut through the glare from bright sun, car headlights or water and snow, allowing you to enjoy a full spectrum of colours