Shimano  Alivio HG50 8-speed Cassette

• Cassette Cogs: 11,3,5,7,20,3,6,30
• Speeds: 8
• Chain Compatibility: 6, 7, 8
• Weight: 362 g
• Drivetrain Spacing: Shimano/SRAM 8
• Cassette Body Type: Shimano 8