FSA Pro MTB 9 Speed Inner 29T Chainring: Genuine replacement 9 speed chainring made from precision CNC machined A7075/T6. Precision CNC machined A7075/T6 Shifting ramps & stainless steel pins for outer & middle rings Black anodised with CNC details Laser etched logos Available in Shimano 9 speed (S9) BCD: 94mm (29T)