Applicable system:Side-press Airtight Window Hardware System Material:Aluminum alloy Suface treatment:Nanocoating(Inkstone Black、Titanium Gold Gray) Nano Ceramic Coating(Pearlescent Silver、Quicksand Gold、Inkstone Black、Titanium Gold Gray) Parameters:Exposed lenght of square steel 25mm-70mm(increase in 5 mm increments) Screw specificaion M5 ,lenght = square steel exposed length+10mm
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