PalmBeach Jewelry Men's Black Rhodium-Plated Curb-Link 12 mm Necklace Chain 30" Top Rated Seller - Trusted since 1952 - 90 Day Guarantee - Easy Returns Chain Link: Curb Link He'll express his contemporary style when he sports this bold curb-link necklace. He can pair it with anything from his favorite t-shirt to a business suit. 12 mm width. 30" length. Black rhodium-plated.