Super Narrow 9-Speed Construction:Super-narrow design allows the use of a 9-speed cassette with the same overall width as 8-speed.
- Precision Tolerances:Tighter chain tolerances help maintain strength, dependability, and shifting performance for narrowpitch 9-speed shifting.
- Improved Durability: Pin pull-out resistance iincreased by 50%.
- Type Super Narrow HG
- Pin Link Plate gray
- Roller Link Plate gray
- Chromizing Treatment Link Pin yes
- 114 links