85A HARDNESS: Delivers a durable wheel engineered for achieving the highest of speeds
SPEED FORMULA: The choice for x-trainers, racers and speed junkies
Bearings with TK Gel 6-ball design, Nylon retainers and Rubber shield
Speed formula wheels with high energy, high abrasion resistance for long workouts. This 8 pack includes ilq-9 bearings and aluminum Spacers for a full speed refurbishment.