The SHIMANO HG81-10 features a refined tooth profile compatible with HG-X chains and range of 10-speed gearing choices for discerning mountain bikers.
- Refined tooth profile for HG-X chain and SHIMANO SHADOW RD
- 3 rings on spider
- Gearings: 11-32T, 11-34T, 11-36T
- Weight: 317 g (11-32T) 351 g (11-34T) 369 g (11-36T)