The Black Edition is made of the highest quality steel. The ultra black-coating on the plates ensures optimal corrosion protection. The long term wear resistance of pins is achieved through a unique XHB hardening. Its long service life and precise gear-changing properties make this chain invincible.Key Features:Compatible with all 10-Speed drivetrains.,Dimension: 1/2" x 11/128",Pin length: 5.9 mm,Roller width: 2.2 mm,Sprockets: 10,Pin ejection pressure: > 1500 N,Pin hardening: XHB,Weight (110 links): 275 g,114 links inc Connex Link.