Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Chrome Steel GCr15
Precision Grade	ABEC-7
Seal Type	Metal Shield (ZZ)
Inner Diameter Range	4mm - 10mm
Outer Diameter Range	13mm - 22mm
Width Range	4mm - 8mm
Lubrication	Pre-greased
Cage Material	Steel Ribbon
Max Speed	30,000 RPM
Package Quantity	10 Pieces

5 reviews

Anonymous

Apr 07, 2026

Rating: 5/5

High Quality

Noticed less friction immediately. Great imported quality.

Anonymous

Feb 19, 2026

Rating: 3/5

Mixed Batch

Most were great but one squeaked after a week of use.

Anonymous

Feb 17, 2026

Rating: 4/5

Good Value

One bearing felt slightly rough out of the box, but the rest were perfect.

Anonymous

Feb 10, 2026

Rating: 5/5

Perfect for Drones

Lightweight and fast. Exactly what I needed for my motor rebuild.

Anonymous

Jan 30, 2026

Rating: 5/5

Smooth Spin

Used these for my RC car upgrade. The difference in speed is noticeable.

5 FAQ

Q: Can I use these for 3D printers?

A: Yes, they are suitable for Nema motors commonly found in 3D printers.

Q: Do you sell size #4?

A: Currently we only stock sizes #1 through #3.

Q: Is bulk pricing available?

A: Yes, please contact us directly for orders over 100 packs.

Q: Are these bearings sealed?

A: Yes, these feature ZZ metal shields on both sides.

Q: What grease is used inside?

A: They come pre-greased with standard high-speed lithium grease.

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