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Manual Torque Arm opening system

Product details:

        Manual Torque arm opening systemhas attractive price and practical applicability features. it can be single use or connected with more torque arm to control group windows .Beautifuldesign,hidden installation and unique mechanics made it easy to open or closing window.Manual torque arm opening system suitable for top/center-pivoted heavy window open or closing especially for industry building ,conference hall,stadium,factoryand sport arena.

 


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