Powell Peralta Nano Cubic Andy Anderson 97A 36mm x 52mmABOUT THE 97A DRAGON FORMULA: 97A Dragons are designed to roll over rough terrain while maintaining the grip and slide of traditional 99A and 101A wheels. Their optimized 97A hardness gives you a smoother ride on more surfaces without giving up the responsiveness and control needed for technical tricks letting you push your skating further anywhere you go. Speed: DF 97A's feature up to 20% higher rebound than standard hard wheels, giving you