The Roxxzilla delivers elite rock-crawling performance along with rugged, 8-ply rated radial construction. If you*re looking for the best rock-crawling tire on the market, the Roxxzilla is it. Tire of choice for 2021 King of the Hammers champion Kyle Chaney Designed for extreme rock crawling and off-road racing Select sizes available in two different compounds. Competition *sticky* compound Standard compound 8-ply-rated radial construction