- Wheel size: 54 mm
- Wheel color: Natural
- Hardness: 99 durometer
- FORMULA 4: Unbeatable lasting performance SPITFIRE urethane. Fast as hell. Long lasting, abrasion resistance, smooth anti-stick slide with a controllable grip. Guaranteed
- BIGHEAD (SHAPE): A fuller, rounder style wheel, shaped for those who like a wider riding surface without squarer edges