HUABAN 10pcs 3D Printer MK8 U604ZZ 604UU 4x13x4mm U-Shaped Bearing Extruder Round Wheel Gear Walking Guide Rail Bearings Fitting Pulley

Features:
100% brand new and high quality
v groove Sealed Ball Bearings

Material:High carbon steel
Model Number:V624ZZ
sizeï¼šDimension:(Inside diameter)4mm x (outer diameter)13mm x (thickness)6mm
V groove width: 4mm
V groove deepness: 1.5mm

Package Included:
20 pcs Wire pulley with V groove

20pcs Deep Metal V Groove Guide Pulley Rail Ball Bearings Wheel 4*13*6mm
This item is ordinary precision, adaptation to low speed, low load applications.
Material:High carbon steel
V-groove traces pulley bearing
Wire pulley groove,wide application.
20pcs Deep Metal V Groove Guide Pulley Rail Ball Bearings Wheel 4*13*6mm
This item is ordinary precision, adaptation to low speed, low load applications.
Material:High carbon steel
V-groove traces pulley bearing
Wire pulley groove,wide application.

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Driak 4x13x6mm V624ZZ High Carbon Steel Deep V Groove Pulley Rail Wheel Ball Bearings,20pc;