Henry Repeating Arms Returns to Racing for Darlington Throwback Weekend News provided by Share this article Share this article RICE LAKE, Wis., April 29, 2021 /PRNewswire/ -- A classic race serves as the perfect backdrop for Henry Repeating Arms, with the American manufacturer of classic rifles and shotguns kicking off its third season of partnership with Stewart-Haas Racing (SHR) on May 8 in the NASCAR Xfinity Series race at Darlington (S.C.) Raceway. On Saturday of the Official Throwback Weekend of NASCAR, Henry Repeating Arms will be the primary sponsor of driver Riley Herbst and his No. 98 Ford Mustang with a throwback paint scheme tribute to SHR co-owner Tony Stewart.