This pulley is made of T6 hardened 7075 aluminum and is compatible with various Shimano and SRAM models. The bearings are full ceramic for optimal performance. The pulley is suitable for use with Shimano R9100, R9150, 9000, 9070, 7900, 7970, 7800, R8000, R8050, 6800, 6870, 6700, 6770, 6600, R7000, 5800, 5700, 5600, M9000, M9050, M980, M8000, M8050, M7000, M780, M670 and SRAM RED eTap, RED, Force 22, Rival 22, Rival 22 Mid cage WiFLi, Rival 22 Short cage, RED WiFLi 10-Speed, Force WiFLi, Rival WiFLi, Apex WiFLi, RED 10-Speed, Force, Rival, Apex, X01 10-Speed ​​DH X-HORIZON, XX, X0, X0 DH, GX 2x10, X9,

• Material: T6 hardened 7075 ALU
• Bearing type: Full Ceramic
• Compatible with Shimano: R9100, R9150, 9000, 9070, 7900, 7970, 7800, R8000, R8050, 6800, 6870, 6700, 6770, 6600, R7000, 5800, 5700, 5600, M9000, M9050, M980, M8000, M8050, M7000, M780, M670
• Compatible with SRAM: RED eTap, RED, Force 22, Rival 22 - Rival 22 - Mid cage WiFLi, Rival 22 - Short cage, RED WiFLi 10-Speed, Force WiFLi, Rival WiFLi, Apex WiFLi, RED 10-Speed, Force, Rival, Apex, XX, X0, X0 DH, GX 2x10, X9,