Creality 3D 4PCS 4mm Inner Size Carbon Steel Deep Groove Ball Bearing For 3D Printer

Features:

-Deep Groove Ball Bearings
-Easy Installation & Replacement
-With high precision and low noise

Specifications:

Material: Carbon Steel
Inner diameter: 4mm
Outer diameter: 13mm
Thickness: 4mm
Quantity:4pcs

Package included:

4x Creality 3D® ball Bearing