Product Description Freehub body by crankbrothers for wheels of the 2nd and 3rd, partly also of the 4th generation. Specifications:Series:2. - 4. GenerationApplication:Cross Country, All Mountain, DownhillFreehub:Shimano MTBGearing:8-/9-/10-/11-speedFreehub Body Type:3 pawlsTechnical Information:Freehub Body Material:aluminiumBearings:2 x 6802Models:10 x 135 mm: Compatibility:Cobalt 3, Cobalt 11, Iodine 3, Iodine 11 2. Generation (2011-2013)Manufacturer Number:13840 12 x 142 mm: Compatibility:Cobalt 1 from 2016, Cobalt 3, Cobalt 11, Iodine 3, Iodine 11, Opium 3 2. Generation (2011-2013), also for Cobalt 2, Iodine 2, Sage 2 2. Generation (2011-2013); Cobalt 3, Cobalt 11, Iodine 3, Iodine 11, Opium 3 3. Generation (2014-2016); Cobalt 2, Iodine 2 4. Generation (from 2017)Manufacturer Number:13846Contents:1 x crankbrothers freehub body Weight: black | 10 x 135 mm: 92 g black | 12 x 142 mm: 111 g Manufacturer: Crankbrothers 3100 W Segerstrom Ave Santa Ana CA 92704 USA info@crankbrothers.com Distributor: Cosmic Sports GmbH Leyher Straße 47 90763 Fürth Germany info@cosmicsports.de