Sram / Shimano Cassette. 11 speed wide ratio. Function: Fluid Drive Plus. Gear Combination: 11-13-15-17-19-21-24-28-32-36-42. Spider material: alloy. Sprockets on spider: 6 sprockets on 2 spider carriers. Sprocket material: hi-tensile steel. Alloy spiders & spacers. Weight - 465g.
Best Price: £58.00 from Merlin Cycles