TOOGOO(R) 50pcs Stainless Steel Screw Locking Wire Keychain Cable Keyrings Key Holders Ultra strong and durable, aircraft wire is the perfect feather weight option for organizing your keys and pocket gear. Perfect for everyday carry, hiking or outdoor sports. Stainless steel aviation cable, very strong and durable. Brass screw and barrel nut (chromed)15cm cable length unscrewed Approx. 4.8mm diameter when barrel nut is secured. Weight: 0.09 oz/1pc