小型圆机缓冲液压自动关门器 QL-091
型号：:
ql-091
品牌名称：:
qiang lang hardware factory
安装孔距：:
132mm*19mm
适合门重：:
20-35（kg）
适合门宽：:
500-900（mm）
闭门速度：:
adjustable 2 section speed (s)
闭锁强度：:
adjustable
适用范围：:
wooden door/steel/fire door/smoke door/family security door/apartment hotel door
型号：:
ql-091
品牌名称：:
qiang lang hardware factory
安装孔距：:
132mm*19mm
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