10 pcs Plastic Bean Cord Locks 3/16 Inch 10 pieces per pack. Free shipping. Work with 3/16 Inch (5 mm) elastic cord, nylon cord, paracord. Made of Nylon Springs Made of Iron, Zinc Plating Two Holes, Hole Size 5 mm, Height 21 mm, Wide 24 mm, Thickness 8.5 mm Item number: P785 Black