Anonymous
Apr 23, 2026
Rating: 5/5
Perfect for drone motors
These bearings fit perfectly in my drone motor shafts. Very smooth rotation and no play.
Description
Reviews
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Brand | Harbin |
| Material | Chrome Steel GCr15 |
| Seal Type | ZZ (Metal) / RS (Rubber) |
| Precision Rating | ABEC-1 / P0 |
| Cage Material | Steel |
| Lubrication | Pre-lubricated Grease |
| Load Type | Radial |
| Inner Diameter | 3mm to 9mm (Varies by Model) |
| Outer Diameter | 10mm to 24mm (Varies by Model) |
| Package Count | 10 Pieces |
Anonymous
Apr 23, 2026
Rating: 5/5
Perfect for drone motors
These bearings fit perfectly in my drone motor shafts. Very smooth rotation and no play.
Anonymous
Apr 18, 2026
Rating: 5/5
Smooth operation
Very quiet operation under load. Happy with the purchase for my 3D printer.
Anonymous
Apr 06, 2026
Rating: 5/5
Great value pack
Needed replacements for my RC car. This pack had exactly what I needed at a good price.
Anonymous
Mar 03, 2026
Rating: 5/5
Reliable brand
Harbin is a trusted name. These miniature bearings meet expectations for hobby use.
Anonymous
Feb 22, 2026
Rating: 4/5
Good quality, tight fit
Quality seems solid. They were a bit tight initially but loosened up after use.
Q: Can I return them if the size is wrong?
A: Yes, unopened packages can be returned within 30 days of purchase.
Q: Are these suitable for high RPM applications?
A: Yes, they are designed for typical hobby motor speeds up to 10,000 RPM.
Q: Is the grease synthetic or lithium?
A: They are pre-lubricated with standard lithium-based grease.
Q: Do these come with installation tools?
A: No, this package includes bearings only. Tools are sold separately.
Q: What is the difference between ZZ and RS?
A: ZZ has metal shields on both sides, while RS has rubber seals for better dust protection.