Wheels SEISMIC Blast Wave 78mm 78.5A Mango Defcon

The Seismic Blast Wave 78mm 78.5A Mango Defcon Wheels are built for riders seeking maximum speed, predictable slides, and long-lasting grip. With a 78mm diameter and 50mm width, these wheels provide exceptional momentum and stability, while the 47mm running surface ensures consistent wear and excellent control at high speeds. Made with Seismic’s Defcon™ ultra-high-rebound urethane, these wheels deliver Guinness World Record speed, a directional slide, and slow, even wear. The 78.5A Mango durometer provides a balance of grip and quick slide initiation, making them ideal for LDP, fast freeride, and technical downhill. Designed around Seismic’s full-sized Energy Conversion (EC) hub, the first tall, wide hub in longboarding history, these wheels enhance energy transfer, acceleration, and responsiveness. The offset bearing seat promotes progressive lip engagement and controlled edge release, while the radiused outside edge and beveled inside edge offer high grip with smooth slide initiation. Specifications : Size : 78mm x 50mm Color : Mango Durometer : 78.5A Formula : Defcon™ (Guinness WR speed, ultra-high rebound) Running surface : 47mm Bearing seat : Offset (for progressive lip engagement) Profile : Radiused outside edge, beveled inside edge Core : Full-sized Energy Conversion (EC) hub Weight : 6.8 oz per wheel Sold as : Set of four wheels Perfect for high-speed LDP and freeride riders, the Seismic Blast Wave 78mm 78.5A Mango Defcon Wheels deliver exceptional grip, smooth slides, and outstanding roll speed for an advanced riding experience.