Extra Large 11mm Steel Curb Cuban Chain. Sold By The Foot. CH917 is an Extra Large 11mm Steel Curb Chain. We plate this chain in numerous finishes over a solid steel core. Steel is a much more affordable metal and also a bit lighter in weight than brass so we chose to make this extra large curb chain out of steel. The manufacturing process is the exact same as all of our other chains and it is electroplated nickel free. We love how substantial this chain is and will surely stand out on its wearer. * Sold by the foot. * Large 11mm Curb Chain. * Nickel-free hypoallergenic. * Made from steel. * 100% Lead Safe. Care Tips: Do not swim or bathe with this jewelry. Try not to spray perfume or rub lotions on this product as it could mar the finish. To clean, use gentle hand soap and warm water. Pat dry with a paper towel. Do not use jewelry cleaners or a jeweler's cloth. Super fast shipping for USA customers. Hurry while supplies last!