Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Chrome Steel GCr15
Shield Type	Metal Shield (ZZ)
Precision Grade	ABEC-5
Inner Diameter Range	2mm to 12mm
Outer Diameter Range	5mm to 14mm
Width Range	2.5mm to 4mm
Lubrication	Pre-greased
Noise Level	Low Noise (Z1)
Primary Application	RC Vehicles, Drones, Printers
Package Quantity	10 Pieces per Pack

5 reviews

Anonymous

Apr 17, 2026

Rating: 5/5

Great quality for the price

I use these for my 3D printer upgrades. No play in the rotation and they arrived quickly.

Anonymous

Apr 15, 2026

Rating: 5/5

Reliable supplier

I order these regularly for my repair shop. Consistent quality across different batches.

Anonymous

Mar 08, 2026

Rating: 5/5

Smooth operation

Very impressed with the spin time. Exactly what I needed for my RC car differential.

Anonymous

Mar 07, 2026

Rating: 4/5

Good but packaging could be better

The bearings themselves are excellent. One pack was slightly crushed but the items were safe.

Anonymous

Feb 13, 2026

Rating: 5/5

Perfect fit for my drone

These bearings are smooth and fit exactly as specified. My motor runs much quieter now.

5 FAQ

Q: Can these handle high RPM motors?

A: Yes, the ABEC-5 rating is suitable for most high-speed hobby motor applications.

Q: Is there a warranty on these parts?

A: Yes, we offer a 30-day return policy for defective manufacturing issues.

Q: What is the inner diameter of the MR63 model?

A: The MR63 model has an inner diameter of 3mm, outer diameter of 6mm, and width of 2.5mm.

Q: Are these bearings stainless steel?

A: No, these are made of Chrome Steel. Stainless steel options are listed separately.

Q: Do I need to add oil before using?

A: No, they come pre-lubricated with grease and are ready to install out of the package.

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