Giro Aries Spherical Helmet - Matte Black/Frequency Orange Size:M including XTR (BR-M9000

including XTR (BR-M9000

The ONE’s geometry was designed to accommodate these WorldTour positions without compromise

Length: 210 mm

50-tooth chainring: 78g (34g less than the 50-tooth Super Record chainring)

With its numerical code

Giro Aries Spherical Helmet - Matte Black/Frequency Orange Size:M including XTR (BR-M9000A helmet that feels like it isn't there: the all new Aries Spherical is like nothing before. Its sleeker form and lighter weight (only 270 grams in size medium, CE certification), deliver sensational comfort and cooling power. Spherical Technology, our ball and socket design powered by Mips, adds protection by redirecting energy away from the brain in certain impacts, and Progressive Layering with dual densities of Nanobead EPS foam adds more