Scott Usa Double ACS Thermal Lens for 89Si Youth Goggles - Silver Chrome helmets-open-face-helmets-street Provides extra film strength to

Provides extra film strength to protect engine parts from metal-tometal contact

Co-axial hi/lo speed compression damping adjustment

The only system for those tough ABS units without a scan tool

Keeps dirt out and lubrication in

Scott Usa Double ACS Thermal Lens for 89Si Youth Goggles - Silver Chrome helmets-open-face-helmets-street Provides extra film strength toVisual clarity in strong light conditions.. Scott USAs unique, proprietary AMP lens tints provide the ultimate visibility with increased depth perception and contrast. All lenses are constructed from . 030 hard coated Lexan for maximum protection. 100% UV protection, dual layer lens with offset vent holes to decrease fogging and condensation in cold and wet conditions.