Product description
Ultegra CS-R8000
Product # 120615-07
- 5 largest cogs on alloy and composite spiders
- Light weight and high performance
- Aluminum lockring
- Nickel plated finish
- The 11-34 cassette (120615-07) is compatible with 10 and 11 speed freehub bodies (use 1.85mm spacer for 11 speed road)