Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Chrome Steel GCr15
Precision Grade	ABEC-7 / P4
Seal Type	Double Metal Shield (ZZ)
Cage Material	Steel Ribbon
Lubrication	High-Speed Synthetic Grease
Max RPM	45,000 RPM
Radial Play	C2 / C3 Options
Operating Temperature	-30°C to 150°C
Hardness	HRC 60-64
Package Quantity	10 Units per Pack

5 reviews

Anonymous

Apr 10, 2026

Rating: 5/5

Smooth for RC Motor

Used these in my 1/10 scale car. Very smooth operation under load.

Anonymous

Mar 03, 2026

Rating: 4/5

Good value

One was slightly stiff but others worked great for the price.

Anonymous

Feb 26, 2026

Rating: 4/5

Solid build

Heavy duty for such small size. Shipping was quick.

Anonymous

Feb 19, 2026

Rating: 5/5

Fast spinner

Great for my high-speed rotary tool project. Handles high speeds well.

Anonymous

Jan 23, 2026

Rating: 5/5

Precision fit

Exactly as described for 6mm ID. No wobble at all.

5 FAQ

Q: What is the lead time?

A: Orders typically ship within 24 hours of confirmation.

Q: Is 6.35mm same as 1/4 inch?

A: Yes, 6.35mm is the metric equivalent of 1/4 inch.

Q: Are these stainless steel?

A: No, they are made of Chrome Steel for maximum hardness and durability.

Q: Do these come with rubber seals?

A: This specific listing is for metal shields (ZZ). Rubber seals are available separately.

Q: Can I clean the grease out?

A: Yes, but please note that modifying the lubrication voids the warranty.

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