The cones for the ballast feature replaceable plastic hub guards which offer great spoke protection and less friction when grinding

Built with seamless

Made from 6061-T6 alloy with a cold-forged process ensuring the Onyx is strong

The Letum features sealed bearings throughout and an almost endless list of aftermarket parts from Rant

Built from a nylon/fibreglass blend that's sturdy

100% Aircraft Composite Race Helmet - Trigger supplier_54527080464710 The cones for the ballastThe 100% Aircraft Composite Helmet boasts a precision engineered fibreglass composite shell that makes this DH helmet so lightweight, not forgetting how strong that fibreglass construction makes the Aircraft Composite. Ventilation is the stand out feature on the Aircraft Composite with their enhanced Active Cooling System that manages and channels airflow to create one of the most venilated DH helmets on the market. Designed with 25 mesh vents across