... resistance. 3.Waterproof Folder 2 Rings Binder Small Product name Folder 2 Rings Binder Small Model NO.PR123-2-16/20MaterialMetalColorSliverSurface ... Co.,Ltd is one of the leading manufacturers of ring binder mechanisms. We are capable of producing the complete range ... requirements. Such asring mechanism, lever arch file, file clip, file binder, ring clip, lever clip, clipboard, metal clip, PVC slide ...