Titanium Anchor Chain with Lobster Clasp 24", 3.1mm Titanium Sooth Anchor Chain 24 Inches Lobster Clasp is 9.02mm X 5mm, Color is Gun Metal Smooth, Strong, and Lightweight for Comfort and Fit Polished Finish, Tarnish Proof, and Hypoallergenic vailable in 18, 20, and 24 Inch Lengths from The Men's Jewelry Store