eBike rated 11 speed chain with EPT rust proof treatment Higher torsional rigidity and highest pin power of any KMC chain to resist to high torque ebike motors Compatible with all drivetrains from major manufacturers Triple-X durability for guaranteed long life up to 7500km / 4500 miles EPT environmentally friendly rust proof treatment, increases chain life and performance in all conditiions eBike rated 11 speed chain with EPT rust proof treatment Higher torsional rigidity and highest pin power of any KMC chain to resist to high torque ebike moto Compatible with all drivetrains from major manufacturers Triple-X durability for guaranteed long life up to 7500km / 4500 miles EPT environmentally friendly rust proof treatment