... -containing, good rust-preventing) Size:12" ,14'',16'' Width:18mm Friction Stay For Aluminium Window StyleSize/inchMaterialType of windowGroovewidthThicknessStack Height4bars12'',14'',16''SS304It is suitable ... and marketing the best quality door&window hardwares for past 15 years. With main products of friction hinge,window handle,roller,lock, hinge, driving ...