ALPINESTARS Double Check Flat Bill Hat - Military/Black - Large/XL 1212812306910LX EFI Engine Temperature Sensor features dual hook and loop

features dual hook and loop grip strap securing system for rapid and personalized closure Aramidic fiber reinforcement on elbows for durability

Threaded outer and inner adapters reduce O² sensor port from 18 mm to 12 mm allowing riders to use our exhaust pipes on select

the Ti-6 Pro is designed to increase performance and help professional racers pass AMA/FIM sound regulations

(2) Exhaust adapters

ALPINESTARS Double Check Flat Bill Hat - Military/Black - Large/XL 1212812306910LX EFI Engine Temperature Sensor features dual hook and loopStructured crown and flex back hat Stretch twill main fabric 98% Cotton 2% Polyurethane Front checker flags embroidered logo art Internal and back labeling