Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Brand Origin	Japan
Material	Chrome Steel GCr15
Seal Type	ZZ (Metal) / 2RS (Rubber)
Precision Class	ABEC-1 to ABEC-7
Cage Material	Steel Ribbon
Lubrication	Pre-greased High-Speed
Inner Diameter	3mm - 9mm
Outer Diameter	10mm - 24mm
Width	4mm - 7mm
Application	Motors, Drones, Robotics

5 reviews

Anonymous

Apr 01, 2026

Rating: 4/5

Good quality

Works well but shipping took a bit long.

Anonymous

Feb 02, 2026

Rating: 5/5

Great bulk buy

Bought the set for various projects. All good.

Anonymous

Feb 01, 2026

Rating: 5/5

Exact sizing

Measured perfectly with calipers. Very accurate.

Anonymous

Jan 28, 2026

Rating: 5/5

Perfect for my drone

Smooth operation and very quiet. Genuine feel.

Anonymous

Jan 22, 2026

Rating: 5/5

High speed confirmed

Using in a high RPM motor, no heat issues.

5 FAQ

Q: Do I need to add more grease?

A: They come pre-greased, but you can add more for specific uses.

Q: Can I use 2RS in high heat?

A: Rubber seals have lower heat tolerance than metal ZZ shields.

Q: Are these genuine Japanese brands?

A: Yes, these are imported directly from Japanese manufacturers.

Q: What is the max RPM for size 608?

A: Depending on lubrication, typically up to 30,000 RPM.

Q: Is there a warranty?

A: Yes, we offer a 6-month warranty against defects.

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