extensive 3-D machining and external webbing to maximise structural strength and stiffness and minimise weight
Ventilation: This convertible helmet features intake ports on the brow of the helmet to allow cool air in
or on both ends for a greater variation in the head angle and BB height
All models require SRAM XD compatible 11 or 12-speed cassette
Fits a chest from 84-110cm
Giro Quarter Helmet - M - Matte Black - AS-NZS 2063-2008 Standard YGroup_7033414680621 extensive 3-D machining and externalGiro's lowest profile helmet, ever! The Quarter is optimized for street, skate park, and dirt jump riding. Capable of taking multiple impacts, the external shell is abrasion resistant, so no matter what you hit your head on, this helmet will keep functioning and keep looking good while doing so. Multiple sized, replaceable, sweat absorbent foam pads help keep your head cool and provide that perfect fit.