10pcs 693zz Steel Miniature Ball Bearings Micro Double Shielded Ball Bearing Replacement for Precision Work and Applications 0.12" Bore 3mm x 8mm x 4mm
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 to prevent ingress of and foreign matter, high temperature resistance.
Description:
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. 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.