Spécialités TA 36t SilverA classic of the range the Spécialités TA Chinook chainring is compatible with 9-speed drivetrains. Compatible with all cranksets with classic 4-spoke 104mm spacing. The new generation middle rings have two pairs of shortened teeth to assist down-shifting. Designed with a goal of lightness and longevity it will suit demanding practitioners. Its use can be suitable as a double exterior or as a triple middle. Press and CNC manufactured from 7075 T6 aircraft quality aluminium alloy. For perfect shifting performance we strongly recommend pairing it with the inner Chinook and/or the outer Chinook with a size difference between 10 and 14 teeth. Design and production 100% in France. * PCD: ø104mm/4 Arm * Speed: 8/9 speed * Position: Triple middle or double outside * Sizes: 32 34 36 38 40 42T * Colours: Silver or Black * Material: Aluminium 7075 T6