- Lightweight wide-range Shimano compatible mountain bike cassette
- Fits traditional Shimano style freehub bodies
- Does not fit any hub with a 10t small cassette cog
- Fluid Drive Plus shift enhancing design
- 7 cogs on 2 aluminum spiders, aluminum lockring and composite spacers
- Compatible with Shimano 12-speed drivetrains
- 12 Speed
- Range: 11-51t
- Cogs: 11,13,15,17,19,21,24,28,33,39,45,51
- Color: Black
- Weight: 665g