A
Anonymous
Feb 19, 2026
Rating: 5/5
Professional quality
Clean cuts and smooth edges. No deburring needed before installation.
Description
Aluminum Sleeve with 4mm Inner Bore, 5 6 7 8 9 10mm Outer Diameter, Bushing, Thickened Aluminum Washer, Shaft Sleeve, Aluminum Alloy Cylindrical Tube
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Bearings & Bushings |
| Origin | - |
| Material | 6061 Aluminum Alloy |
| Inner Diameter | 4 mm |
| Outer Diameter | 5/6/7/8/9/10 mm (Selectable) |
| Tube Length | 100 mm |
| Surface Finish | Anodized |
| Tolerance | +/- 0.05 mm |
| Hardness | HV 100-120 |
| Single Weight | Approx 10 grams |
| Package Quantity | 10 Pieces |
| Manufacturing Origin | China |
5 reviews
A
Anonymous
Feb 12, 2026
Rating: 5/5
Fast delivery
Needed these urgently for a repair. Arrived on time and well packaged.
A
Anonymous
Feb 07, 2026
Rating: 4/5
Good value
One tube had a minor scratch but usable. Overall satisfied with the batch.
A
Anonymous
Feb 03, 2026
Rating: 5/5
Exact dimensions
Fit my 4mm shaft perfectly without wobble. Great precision for the price.
A
Anonymous
Jan 25, 2026
Rating: 5/5
Lightweight and strong
Great for my drone frame modifications. Very sturdy yet light.
5 FAQ
Q: Is this suitable for outdoor use?
A: Yes, the anodized surface resists corrosion effectively.
Q: Is the ID exactly 4mm?
A: Yes, tolerance is within +/- 0.05mm ensuring a snug fit.
Q: Can I mix OD sizes in one order?
A: Please select specific OD per SKU. Each option is packaged separately.
Q: Do you offer bulk discounts?
A: Contact customer service for pricing on orders of 50 units or more.
Q: What is the wall thickness?
A: Varies by OD selection, approximately 0.5mm to 3mm depending on choice.
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