Alpinestars - Youth Neck Support K-Type-Helix Bushings Kits have been designed to

Kits have been designed to work on stock or slightly modified machines and will help eliminate the amount of choke runtime needed

oversize tires

2010 KTM 250 XC-WE

SF50 Prima

Alpinestars - Youth Neck Support K-Type-Helix Bushings Kits have been designed toProduct Features Designed and developed for a fit that is specific for youth rider's Injected polymer compound impact tested in performance on a range of off road surfaces and varying temperatures Designed to promote contact with helmet during an impact and avoid hyper flexion injuries Rear stabilizer system to keep support in position and channel extreme energy loads away from the spine Ultra lightweight EVA foam underside for comfort Closure system