5x11x5 mm Miniature Deep Groove Ball Bearings,Skateboard Bearing 685ZZ 618/5 685Z 1000085 10 PCS Skateboard Bearings: Amazon.com: Industrial & Scientific
Dragon BUILT Skateboard Bearings, 8-Pack
608 inner diameter 8mm bearing legend of bearings industry!
isscx 10PCS 608ZZ Inner Dia: 8mm;OD: 22mm;Thickness: 7mm;8mm x 22mm x 7mm Deep Groove Ball Bearing Double Metal Shielded Fit for Skateboard Bearings 3D Printer RepRap Wheel Longboard Roller Skates: Amazon.com: Industrial