- High-performance bike chain.- Double-X technology combines reinforced and hollow links to achieve the perfect balance between high strength and low weight.- Made of high quality, treated steel for maximum strength against repeated tensile stresses, a essential aspect in a high-end chain.- Recommended for any bikes with a sprung chain tensioner.- Compatible with narrow sprockets of 11/128” or narrower.- Pin width: 6.6mm- 1/2'' x 3/32''- 116 links (including split link)- 230.3g (with 80 links and a split link)