※ Instant purchase OK On sale, price reduced from 2555 yen to 1999 yen 【NMB (MinebeaMitsumi Inc.) High-Performance 520zz Ball Bearings - Set of 20】 Outer diameter: 5.0mm Inner diameter: 2.0mm Thickness: 2.5mm Since they have not been degreased, please perform basic maintenance such as cleaning with a cleaner and applying oil before use. The bearings are stored in a humidity-controlled storage according to the manufacturer's storage standards (see images 2 and 3). If you wish to purchase a quantity other than 20, please feel free to inquire in the comments section. We will create a dedicated listing for you. 【Price by Quantity】 10 pieces: 1111 yen 20 pieces: 1999 yen 30 pieces: 2888 yen 40 pieces: 3777 yen 50 pieces: 4666 yen 100 pieces: 8888 yen Discounts are available for multiple purchases of other products or the same product. Please inquire in the comments section. Search terms: Charger Discharger Carbon Pera tires Processing Flex Anodized Jig Fence car Super Four-Wheel Drive Mini 4WD