24mm Knife Lanyard Bead Perfectly Fit 550 Lanyard Paracord Zipper Pull Jewelry Material: Titanium Alloy 6Al4V (Gr5) Lightweight, high strength, corrosion resistance and high thermal stability Perfect lanyard bead for your zipper, backpack or pocket knife Length: 24mm, Inner diameter: 6mm, Outer diameter: 10mm Weight: 2.5g