Giro Radix Mips Helmet - Matte Black drumbeat21-76 Features 9 mm and 10

Features 9 mm and 10 mm openings

- Compatible with 5-to-12-speed derailleur chains that use a master link

impressive breathability and a UPF 50+ rating

fastener and carbon fiber surfaces in conjunction with threadlockers and retaining compounds that contact carbon fiber such as PF30 bottom brackets or brackets or bearings pressed into carbon fiber frames

Giro Radix Mips Helmet - Matte Black drumbeat21-76 Features 9 mm and 10The GIRO RADIX is an all rounder. Whether it is used for touring, trail riding or cross country riding: This helmet feels home on any terrain, thanks to a low weight, excellent ventilation and large, protective zones. The versatile ROC LOC 5. 5 system allows for precise adjustments. The P. O. V. visor offers 15 adjustment options, and the robust polycarbonate shell is permanently fused to the EPS foam liner to improve durability and ventilation