- FreeHub: HG11
- Locknut: Alloy lockring included
- Range: 11-28t
- Maximum Life
- Ultra-Light
- Easier to Clean
- Same Great Shifting
- Model: Shimano / SRAM 11 Speed
- Material: Chromoly Steel
- Weight: 238g (on our scales)
UniBlock Cassettes are a single-piece unit exquisitely machined from a solid block of cold-forged Chrome Molybdenum alloy steel, then heat-treated, tumble-finished and electroplated for added durability and low-friction operation. They last longer