The SRAM GX X-Sync DM 12 Spd 3mm Offset Lunar Chain Ring provides the highest level of performance and durability. The sharp and narrow tooth profile, as well as rounded chamfer edges, provides better chain retention for a smoother, more efficient pedal feel. It offers lightweight and suburb simplicity with its direct mount system and aluminium construction.Key Features: - Aluminium- 30, 32, 34 teeth- Made for 1-speed cranksets- Direct mount- 3mm offset- It is compatible with XX1, X01, X1-1400, and GX-1400 cranksets

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