Material: Aluminum alloy Applicable system: Casement window/Turn&tilt window Surface treatment: Non-txic nano coating(Shining stone black) Automotive grade four-time baked paint(Knight Grey,Emperor Gold,Amber Silver)Parameters:Expsed length of spindle 25mm,45mm,50mmm,55mm Screw specificatin M5,length=spindle exposed length+10mm With left and right
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