That gear should include a high-quality helmet. Like this 509 Altitude Carbon Fiber Helmet with Fidlock, it is DOT approved and meets federal motor vehicle safety standard. A snowmobile helmet ...

is featured on 509's best-selling mountain-style helmet, the Altitude 2.0. "Ken's innovative thinking led to the concept that has now transformed into the remarkable design we have today," said ...

Polaris Industries Inc. acquired 509 Inc., maker of carbon fiber snowmobile helmets and other products, adding to its portfolio of accessory brands. 509, which started in Spokane, Wash., ...

That gear should include a high-quality helmet. Like this 509 Altitude Carbon Fiber Helmet with Fidlock, it is DOT approved and meets federal motor vehicle safety standard. A snowmobile helmet ...

SPOKANE, Wash., Sept. 7, 2024 /PRNewswire/ -- 509, a leading powersports apparel brand, has partnered with the family of motorsports legend Ken Block and their Foundation set up in Ken's honor, 43 ...