800 Skateboard/In-line/Skate/Fidget Bearing800 Skateboard Inline Skate Black Bearings works with Roller Hockey & Rollerblades Too VXB Yellow Seals Nylon Cage Skate bearings Work in Roller Blades and Scooters, bearings are Deep Groove Radial Ball Bearings and bearings are blacked, bearings have nylon cage that would make them faster, bearings have 2 Removable yellow Seals, Bearings are made from high strength Carbon Steel, each bearing has 2 Removable yellow Seals to protect the bearing from