With maximized grip but smooth enough to deliver quiet, and consistent performance.Kicker Sport is available in a wide range of sizes, has a wire bead, and is suitable terrain from street to light trail.Transitioning to the shoulder knobs is smooth and supported, providing plenty of grip on loose or hardpack surfaces.Dense center blocks form a fast-rolling strip.Block-in-block transition knobs adapt to find grip. Outer structure provides stability.Stable shoulder blocks on a rounded square section for quick and precise handling.Casing: 60 TPIBead: WireFlat Protection: Flak Jacket