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uxcell 6pcs U Type Groove Pulley Black Nylon Guide Rolling Bearing 8x40x20.5mm U Groove Roller Wheel for Door Window or Drive Mechanical Equipment
4.6 (47 items)
Limited Time SaleUntil the end
08
16
25
US$13.67 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
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Used US$9.12
Product details
| Management number | 218193514 | Release Date | 2026/05/03 | List Price | US$9.12 | Model Number | 218193514 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- BU0840 (I.D.=8mm, O.D.=40mm, Thickness=20.5mm)
- BU0840 bearings are shielded on both sides to keep lubricant in
- Chromium Steel long-life bearings, smooth and low noise
- ABEC Tolerance 1 (P0), Z1 Noise Level for most general use
- Can be used to build the track system or replace the wheel, widely used in door and window to track, or drive mechanical equipment.
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