16-Pack Black Skate Bearings Bronze Cage Red SealsSet of 16 608B 2RS inline Rollerblade skate Sealed Bearings with Bronze Cage and Red Seals 8mm x 22mm x 7mm Metric Set of 16 608B 2RS Inline Rollerblade Skate Sealed Bearings, Deep Groove Radial Ball Bearings, bearings are black and have Bronze Cage that would make them faster, bearings have 2 Removable red Seals, Made from high strength chrome steel for durability and performance, each bearing has 2 Removable red Seals to protect the bearing from