isscx 10PCS 607ZZ Inner Dia:7mm;OD:19mm;Thickness:6mm;7mm x 19mm x 6mm Deep Groove Ball Bearing Metal Shielded Miniature Ball Bearings Single Row Fit for Skateboard Bearings Hand Spinner Brush Motor: Amazon.com: Industrial & Scientific
NSK 607ZZ 10Pcs Precision Bearings 7x19x6mm, Rotating Quiet High Speed and Durable & Double Metal and Pre-Lubricated, Deep Groove Ball Bearings.: Amazon.com: Industrial & Scientific