509 Launches Ken Block Legacy Helmet

509, Ken Block’s Family, and 43 Institute to Unveil Helmet at Hay Days 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 Institute (43i®), to…