ALPINESTARS SM5 Helmet Side Chin Vents Options:Black | 0133-1257 | 8970121-10 445" Application Intake Spring Open

445" Application Intake Spring Open Pressure 160 lb Units Kit Type Valve Riding Style Off-Road Material Titanium Application Exhaust Product Name Spring Kit

Chain Size 520 Material Heavy-Duty Steel Outer Ring Mounting Position Rear Riding Style Adventure Touring / Dual-Sport Product Name Sprocket Units Each Material 7075-T6 Aluminum Inner Ring Riding Style Off-Road Style Dual Tooth Count 49 Color/Finish Red

Type Large Capacity Cap Style Screw-In Color/Finish Red Material Polyethylene Mounting Style Bolt-On Product Name Fuel Tank Base Color Red Riding Style ATV Units Each

Eliminates start up noise in addition to cam timing caused by the OEM tensioner

Designed for pro riders trying to pack light for marathon distances but will also work for any rider who needs hydration with style

ALPINESTARS SM5 Helmet Side Chin Vents Options:Black | 0133-1257 | 8970121-10 445" Application Intake Spring OpenFeatures Direct replacement side chin vents for Alpinestars SM5 helmets Specs Size One Size Color Finish Black Size Group Adult Color Finish Black Riding Style ATV Riding Style Off Road Fits Model SM5 Units Pair Base Color Black Type Helmet Product Name Chin Vent Riding Style UTV