STILO SIDE AIR KIT FOR ST5/ ST4F/ ST4W Mechanix lower back and crotch areas

lower back and crotch areas

RS7 and KC7 helmets

Premium YKK thin lightweight zipper personalized with Alpinestars leather puller

FIA 8858-2010 approved

• Extended cuff length in accordance with the latest FIA homologation standards for maximum protection against fire and heat

STILO SIDE AIR KIT FOR ST5/ ST4F/ ST4W Mechanix lower back and crotch areasAir cooling components and aero accessories for Stilo helmets. Notes on sizing: YA0834 YA0857 ST5 Non Adjustable Top Air System for XS 54 to L 59 L 60 to XXL 64 STANDARD HOSE NOZZLE OD 1. 25" YA0853 YA0859 Small Hose Non Adjustable Top Air System for XS 54 to L 59 L 60 to XXL 64 SMALL HOSE NOZZLE OD . 75" YA0714 45 cuff for 1. 5 inches to helmet top air oval hose YA0875 ST5 Short Top Pipe STANDARD HOSE NOZZLE OD 1. 25" YA0876 ST5 Short Top Pipe SMALL