Tandem box drawer slides/Riding drawer slides 1.softly,smoothly closing 2.Easy and Fast Mounting and Dismounting Tandem box slide,Double wall,Riding drawer slides,Soft-closing drawer Slides drawer slide, undermount drawer slide,undermount drawer runner,drawer slider,telescopic channel , drawer slides High grade Riding drawer slide (Model:H619 )Size: 300mm 350mm 400mm 450mm 500mm 550mm Finish: ...