[Specifications]: 116- links, 1/2"x11/128" [More Wear-resistant]: 50C high strength steel with high strength and 1800KG ultimate tension, Centerless grinding,chromizing technology, Wear resistance increase 80-100%, Full hollow pins and slotted plates design, weight:9.27OZ [More-Smooth]: Asymmetrical External Chamfer, Rigorous Calculation Of Asymmetrical...