Giro Radix Mips Helmet - Matte Black drumbeat21-76 57 mm oversized facing cutter

57 mm oversized facing cutter (part #690-XL)

It's a great choice for riders who want a light

Features 9 mm and 10 mm openings

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

- PCS-1 models manufactured post-2002 (NOTE: Inspect top tube below lever for an embossed "939")

Giro Radix Mips Helmet - Matte Black drumbeat21-76 57 mm oversized facing cutterThe 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