Miniature Bearings Shielded Bearing 3Mm8Mm4Mm Review

Super Mini: Miniature ball bearings are available ball bearings of quite small size. These miniature ball bearings have a 3mm inner diameter, a 8mm outer diameter, and a 4mm thickness. Excellent Practicability: Ball bearings of this size are ideal for precision work and applications that require a lot of functional mechanical parts in a small space, such as 3D printer, quadcopter or model. Exquisite Configuration: Simple configuration,high speed,less coefficient of friction,less vibration and noise; Mainly take the radial load as well as moderate axial load. High-Quality Metal Materials: Bearing made from chrome steel for durability and resistance; Two steel dust shields to prevent ingress of dirt and foreign matter, high temperature resistance. Package Includes: 10 x Bearings; Inner diameter: 3mm / 0.12"; Outer diameter: 8mm / 0.31"; Thickness: 4mm / 0.15"; Quantity: 10pcs.