※ Instant purchase OK NMB (MinebeaMitsumi Inc.) High-performance 620zz ball bearings Set of 10 Outer diameter: 6.0mm Inner diameter: 2.0mm Thickness: 2.5mm This is a high-performance product with the lowest rolling resistance among the currently available 620 bearings. The outer ring has a thick structure like the old 620, making it resistant to chassis twisting and resulting in a bearing with minimal loss. Since they have not been degreased, please perform basic maintenance such as cleaning with a cleaner and lubrication before use. The stock items are stored in a humidity-controlled storage according to the manufacturer's storage standards (see images 2 and 3). Discounts are available for multiple purchases of other products or the same product. Please inquire in the comment section. Search terms: Charger Discharger Carbon Pera tires (special tires for Mini 4WD) Processing Flex (flexible chassis) Anodized Jig Mini 4WD