Sram x1 xg 1180 11 speed mtb cassettethe xg 1180 mini cluster hybrid cassette is light durable and equipped with a 10 42 gear range thats a perfect fit for any ride mini cluster construction combines three small cogs that are cnc machined out of a single block of billet steel with an additional eight cogs that are individually pinned together the xg 1180 delivers srams trusted cassette design at a great value for every rider features 11 speeds 10 12 14 16 18 21 24 28 32 36 42xd driver