U604ZZ Rolling U-Wheel Guide Groove 4x13x4mm for Extruder 3D Printer Accessories – 4Pcs

This U604ZZ Rolling U-Wheel Guide Groove 4x13x4mm for Extruder 3D Printer Accessories is customized, the outer ring U groove and the groove depth is 1 mm.

Double metal sealing cover. All bearing aluminum mill for 3 d printers extruder idler pulley, high precision, carrying the smooth, low noise, also applies to other high precision, high-speed equipment instrument.

Package Includes:

1 x U604ZZ Rolling U-Wheel Guide Groove 4x13x4mm for Extruder 3D Printer Accessories