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This product has an excellent reverse self-locking and stroke control device, which can realize automatic control, especially suitable for opening Windows with high self-locking requirements;
This product has an excellent reverse self-locking and stroke control device, which can realize automatic control, especially suitable for opening Windows with high self-locking requirements;
Casting aluminum shell, gear drive, gear after quenching treatment, not easy to wear, bearing design, so that the product operation is simple, labor saving, wider range of use, sealing ring sealing waterproof performance is better.
Casting aluminum shell, gear drive, gear after quenching treatment, not easy to wear, bearing design, so that the product operation is simple, labor saving, wider range of use, sealing ring sealing waterproof performance is better.