These 608 skate bearings feature 7 silicon nitride (Si3N4) ceramic beads designed for inline and roller skates, scooters, and skateboards. They combine chrome steel rings with ceramic balls for high precision and performance.
Size: 8 x 22 x 7 mm (inner diameter x outer diameter x width)
Material: Chrome steel rings and 7 Si3N4 ceramic beads
Seal: Single golden iron seal on one side, frictionless nylon cage
Structure: Deep groove ball bearing suitable for speed skating
Impact load capacity: 200-260 kg
Features an outward ceramic bead design allowing easier cleaning and maintenance
Self-lubricated and anti-rust ceramic balls
Applications include inline skates, roller skates, speed skating shoes, scooters, and skateboards