Description
Reviews
| 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 |
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.
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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