The ball bearings in my cheap Chinese linear bearings on my 3D printer turned out to be steel (not stainless steel) and dull looking. The bearings didn't run very smoothly so I bought a replacement and now they work great! Their quality is much better than what was originally in my warehouses.
π Enhance Efficiency and Safety with the Mophorn Transformer Voltage Automatic Regulator
3 Review
βοΈ Stens 780-004 Snow Blower Scraper Bar
3 Review
Stens 150 260 Recoil Starter Assembly: Efficient and Reliable for Easy Start-ups
3 Review
Experience Ultimate Comfort with Happybuy Electric Recliner Massage Actuator
3 Review