KMC Z-Series chains feature all quality characteristics you would need from a bicycle chain. Good performance and they are definitely up to the task to commute you wherever you please to go. Compatible with: BMX / Internal Gear Hub / Mid motor e-bikes Tensile strength 1200kgf Brushless construction Finish: Gold No Drop Technology Includes Snap on connection 1/2" X 1/8" - 112 Links, pin length 8.6mm