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产品用途：汽动上翻任意停支撑
举力规格：50-120N
用途说明：可使合适重量的上翻木门/铝框门在30°-90°的开启角度之间任意意停留。
Usage：tuen on the steam-driven support of any stop
Force Specifications：50-120N
Application：make the right turn on the weight of wooden /aluminum
frame door30°-90°between the opening angle of any intention to stay.
