CSMS8 11-speed cassette, 11-42, Black

Super Fluid Drive 11-speed extended-gear mountain bike cassette
• High-strength steel sprockets (the six or seven largest sprockets are mounted on two aluminum stars)
• Compatible with all standard HG/fluted mountain bike cassette bodies
• Compatible with most SRAM and Shimano 11-speed medium or long tread clutch mountain bike derailleurs
• Finish: black