Features:
1) Used on pull and push plastic steel windows and doors
2) With aluminum alloy coated brackets, stainless steel brackets,
simported bearings and engineering plastic pulleys
3) adjustabe
4) Endurance: 100kg
5) Can be used for over 50,000 times
Outer packing: 480pcs/box
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"Adjustable Double Bearing Plastic Pulleys" are from the Internet, the copyright belongs to the
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