Kaltik Black Hybrid ceramic inline skate bearings

BLACK HYBRID CERAMIC ABEC-9 BEARINGS 

CERAMIC BALLS DO NOT HEAT OR EXPAND LIKE STEEL BALL BEARINGS DO  

GUARANTEED A SUPER SMOOTH & SUPER FAST SET UP

BLACK METAL SHIELDS 

NATURAL LUBRICATED NYLON BALL RETAINERS

SOLD PER 8 INCLUDES 4 ALUMINUM BEARING SPACERS