Bones swiss bearings ceramic pack of 8
Bones swiss bearings ceramicbones swiss ceramics are in a class by themselves if you want the best there is this is it the cerbec ceramic balls are much lighter harder stronger and longer lasting than the finest steel ballsfeatures accelerate faster roll faster and farther resist dirt and moisture better help to repair injuries to your races caused by dirt high speed nylon ball retainer for greater strength and speed skate rated clearances tolerances materials and lubricant