Solid 316L stainless steel Ladder Lock Slider tang buckle perfect match Perlon and NATO straps. Obvious wavy shape characteristic is special designed, let the strap passing through easily, such as Perlon strap and NATO strap. If you are always complaining your ladder lock buckle was too flimsy, this is necessary to swap a new design, with this quality solid 316L stainless steel ladder lock slider buckle.