

The Shimano CS-HG31-8 is the suitable cassette for 8-speed groups. Product features - Shimano CS-HG31-8 Use: MTB / Trekking Model: CS-HG31-8 Type: Hyperglide Gear: 8-speed Compatible chain: HG/IG 6/7/8-speed Gradation (choose variant) 11-32 (11-13-15-18-21-24-28-32 teeth) Material Steel