Barracuda Studios/BarracudaCast resin detail set BR72102

from the manufacturer:

Super detailed resin mainwheels with accurately proportioned 8 slot cast hub. Internal hub detail is visible through the slots! Features the common postwar ribbed/diamond treaded tires as fitted to many F4U-4, F4U-5, F4U-7 and AU-1s. A simple upgrade for all Hellcat and late model Corsair kits.