The first wheel carefully designed from the inside-out for the rigors of modern Longboard Freestyle and Dance! (Outstanding for technical freeride, too!) Finely-tuned height and width with beefy, well-radiused edges. Exceptionally tough and durable highly-optimized to withstand the extreme impacts of big Longboard Freestyle jumps. Unusually light for a wheel this size, with mass highly concentrated in the tire for enhanced momentum and angular balance. Stone-ground running surface for near-instant break-in consistent grip and easy slides from the get-go! Poured in the very fastest urethane the skateboard world has ever seen, bar none. Molded around our trimmed EC core. 37mm tall x 37mm wide the largest and most supportive hub ever seen in a Longboard Freestyle / Dance wheel. Thick, unbreakable bearing supports! Improved halo hub configuration for more robust mechanical lock inside urethane without compromising tire thickness. Formed from 85D fiber-reinforced thermoplastic the toughest hub material in the industry. Available in DEFCON ultra-high-rebound formula, in three finely-tuned durometer choices Guinness WR speed more tricks per push! slow, consistent wear predictable handling 75A Bubblegum: Plush roll with extra grip. Velvety-smooth even on rough surfaces. 77A Mango: Fast, smooth, and lively underfoot. An optimal balance of properties for most surface conditions. 79A Mint: Ideal for smoother surfaces. Very fast roll with friendly slide characteristics. Excellent durability. Features: 64.5mm tall x 44mm wide ENCORE Wheels Durometer 77A 33mm stone-ground running surface Centerset bearing seat Double-radius profile 4 oz. each Sold in sets of Four wheels