The GX Eagle Transmission (T-Type) chain is the strongest we have ever made. Specifically engineered to optimize Eagle Transmission, this all-new T-Type design features a unique flat top. In addition to this shape maximizing shifting performance and upgrading the aesthetics of any bike, it is developed specifically for the added torque loads of E-MTB thanks to its solid pins that give it incredible strength. - Strongest SRAM chain ever. Specifically engineered for Eagle Transmission. - Flat top profile, unbelievable shifting performance, game-changing aesthetics. - Solid pins, fully approved for E-MTB use