Chainologie 18K Gold-Plated Chain _#52: 5.5x8.5mm Medium Curb Chain (per Yard/per 3 feet) Brand new curb chain specially manufactured for multi-chain projects using popular curb chain styles Uniform soldered links of approx. 18 gauge wire have a slight front-to-back twist so links overlap, helping the chain to lie flat Links are about 8mm long x 5.5mm wide (outside dimensions), approx. 3-3/4 links per inch. Lead-free, nickel-free brass chain is plated with 18 Karat Gold in the USA 18 Karat Gold plated in the USA for a rich, warm, golden look.