Widerange mountain cassette compatible with HG 811sp freehub bodies \n 7075 aluminum largest cog, all other cogs are steel\n 6 cogs on 2 aluminum spiders, plus aluminum lockring and spacers\n SRAM derailleurs are generally compatible, Shimano derailleurs require a longer Btension screw (use WQ2299)
- model:
- Z8.1 Rust Buster (Z-51RB)
- speed:
- 5-8
- links:
- 116
- color:
- gray