8.5mm Curb Chain Necklace in 14K Solid Gold The curb chain necklace is a high-end, substantial and heavy link chain for men, measuring 8.5 wide and is available in your choice of 20, 22, 24 and 30 inch lengths. This is a very strong and durable chain. Chain measures 8.5mm wide. Comes with secure, lobster claw clasp. Guaranteed 14k solid gold. 45-Day Return Policy. Free shipping in the U.S. (international shipping also available). Gold Chain Weight The weight of each solid gold curb chain varies according to the length, approx. as follows: 20 inches - 37.50 grams 22 inches - 41.25 grams 24 inches - 45.00 grams 30 inches - 56.25 grams