A
Anonymous
Mar 19, 2026
Rating: 5/5
Great Variety
Used for drone repair. All sizes fit perfectly.
Description
Complete Miniature Bearing Set Inner Diameter 1 2 3 4 5 6 7 8 9 Outer Diameter 3 5 6 7 8 9 10 11 12
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material | Chrome Steel SAE 52100 |
| Precision Grade | ABEC-1 |
| Seal Type | Metal Shield (ZZ) |
| Cage Material | Steel Ribbon |
| Lubrication | Pre-greased |
| Total Pieces | 90 Pieces |
| Bore Diameter Range | 1mm - 9mm |
| Outer Diameter Range | 3mm - 12mm |
| Package Weight | 450 Grams |
| Primary Application | RC Models, Drones, Small Machinery |
5 reviews
A
Anonymous
Feb 25, 2026
Rating: 3/5
Packaging Issues
Some bearings were loose in the box upon arrival.
A
Anonymous
Feb 21, 2026
Rating: 4/5
Good Value
One size was tight but overall good quality for the price.
A
Anonymous
Feb 13, 2026
Rating: 5/5
Exactly as Described
Fits my RC motor perfectly. Fast shipping.
A
Anonymous
Feb 10, 2026
Rating: 5/5
Smooth Operation
Spins very freely. No grinding noise detected.
5 FAQ
Q: Are these bearings stainless steel?
A: No, these are made from Chrome Steel SAE 52100 for durability.
Q: Do they come pre-lubricated?
A: Yes, all bearings are pre-greased from the factory.
Q: Are they individually boxed?
A: No, they come in a compartmentalized storage box.
Q: What is the maximum RPM rating?
A: Depending on the size, they can handle up to 20,000 RPM.
Q: Is there a warranty included?
A: We offer a 30-day return policy for defective items.
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