Double X Durability unmatched chain life- KMC guarantees your satisfaction! EcoProTeQ Anti-Rust technology NON-Directional Design: assembly of this chain is independent of direction! It allows maximum compatibility no matter MTB or Race: this chain fits all. Pin Power: The unique KMC Bulls-Eye pin mushrooming technique which provides 200kgf of average pin power for unsurpassed side plate retention. Noiseless: Special Z bridge side plate configuration and chamfering provide excellent shifting performance and minimise noise even with a mix of different derailleur components. Nimble Shifting: The Z bridge side plate configuration means faster smoother quieter and more precise shifting. 1/2' X 3/32' - 114 Links pin length 7.3mm Compatible with: 6-12-18-21-24 speed For City MTB Race Trekking and Hybrid Tensile strength 1020kgf Bushless construction Half Nickel plated