Uxcell 4 Pack 20 X 42 X 12Mm 6004 2RS Deep Groove Ball Bearings, ABEC5

Description Size & Packaging: Model: 6004 2RS; Type: Double Shield; Inner Race/Outer Race Material: Chrome Steel; Cage Material: Metal; Total Size: 20 x 42 x 12mm/0.79 x 1.65 x 0.47inch(ID*OD*T); Accuracy Level: ABEC5; Noise Level: ZV3; Package Included: 4Pcs x Deep Groove Ball Bearings. Wide Application: Widely used in various small-scale applications, including RC cars, skateboards, inline skates, 3D Printers, and industrial machinery where compact size and smooth operation are required. Easy to Use: Double-shielded bearings offer a physical barrier to small foreign matter or dust from the outside, extending the service life of the bearing and maintaining optimal performance. Note: Before purchasing, please confirm that the bearing specifications (ID, OD, width, seal type) are consistent with the equipment requirements. Durable Construction: This deep groove ball bearing adopts a solid chrome steel structure and the cage is made of metal, which is strong, durable and wear-resistant. The double dust-proof bearing runs at high speed and has low friction. Use it in high-demand occasions to avoid the trouble of repeated disassembly and maintenance