Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Model Series	LMK UU
Bore Diameter	6mm to 40mm Options
Material	GCr15 Bearing Steel
Cage Material	Engineering Plastic
Seal Type	Double Rubber Seals
Surface Finish	Black Oxide Coating
Lubrication	Pre-greased
Motion Type	Linear Ball Motion
Mounting Style	Round Flange
Application	CNC, 3D Printer, Robotics

5 reviews

Anonymous

Apr 17, 2026

Rating: 5/5

Great Fit

Ordered the 10mm size. Fits the shaft perfectly with no wobble. Highly recommend for precision projects.

Anonymous

Apr 04, 2026

Rating: 5/5

Value Pack

Great price for imported bearings. Comparable to expensive brands I have used in the past.

Anonymous

Feb 26, 2026

Rating: 5/5

Smooth Motion

Used these for my CNC router build. The movement is incredibly smooth and there is no play in the bearing.

Anonymous

Feb 24, 2026

Rating: 4/5

Good Quality

Solid bearings. One arrived with a tiny scratch but works fine. Overall good value for the price.

Anonymous

Feb 15, 2026

Rating: 5/5

Reliable

Been running these for 3 months on my 3D printer. No noise and still moving smoothly.

5 FAQ

Q: Are these compatible with hardened shafts?

A: Yes, these bearings are designed specifically for use with hardened linear shafts.

Q: What is the load capacity for the 12mm model?

A: Load capacity varies by size. Please refer to the specific technical spec sheet for the 12mm LMK model.

Q: Can I use these bearings outdoors?

A: While they are sealed, we recommend indoor use to prevent corrosion and extend lifespan.

Q: Does the flange include mounting holes?

A: Yes, the round flange includes pre-drilled holes for standard mounting screws.

Q: Do I need to add oil before using?

A: They come pre-lubricated with grease. You can add more later if needed but it is not required initially.

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