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

The outer ring U groove and groove depth of this U604ZZ Rolling U-Wheel Guide Groove 4x13x4mm for Extruder 3D Printer Accessories are customised to your specifications.

A two-piece metal sealing cap. This high-precision, smooth-running, low-noise aluminium mill bearing for the extruder idler pulley of 3D printers is applicable to other high-precision, high-speed equipment as well.

It sounds like you’re looking for U604ZZ rolling U-wheel guide grooves for your extruder in a 3D printer. These components are crucial for guiding filament smoothly into the hotend, ensuring accurate and reliable 3D printing. With a size of 4x13x4mm, they seem like they’d fit standard extruder assemblies. And with 4 pieces in a pack, you’ll have spares on hand for any replacements or upgrades. These should contribute to the smooth operation and precision of your 3D printer!