Retainer Seal Brown: Nylon cage silver Iron Seal on one side
Impact Load:195kg~240kg
Description
Air Bearings
1. Si3N4 Black Ceramic balls Skating Bearings
2. Precise and High Speed 6 beads design
3. Single side sealed
4. Anti-rust self-lubricated ceramic balls
5. Excellent for professional speed Skating players
7. Faster and better performance than ZrO2 balls.
Suited for: For Speed Skating sports skate shoes skateboard...