2x10Pcs U604ZZ 4mm U Groove Guide Pulley Sealed Rail Ball Bearing 3D

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Description:

10 Pieces U-groove guide pulley bearings, groove deepness: 1mm
Made from high quality carbon steel for durability
Roll smoothly, high accuracy and low noise
Great accessories for 3D printer extruder
Also can be applied to other high-precision, high-speed equipment and instruments

Specification:

Outer Diameter : 13mm / 0.51"
Inner Diameter : 4mm/ 0.16"
U-groove Deepness : 1mm

Package Includes:(2 Pack)

10 Pieces U Groove Guide Pulley Bearing

U Groove Guide Pulley Bearing;Sealed Rail Ball Bearing;DIY 3D Printer Part Bearing;U604ZZ 4mm