Sunrace CSMZ903 12sp Cassette 11-51t - Black Model=CDX Freehub 9-Spline Rear Sprocket Clamp Style Standard Rails Color

Clamp Style Standard Rails Color Black Defined Color Black Diameter 27

6Mount Type Bolt-OnMaterial CarbonDefined Color Black

Check out this handy tool from OneUp:\n https://can

Fit TrimGender/Age MensColor Neon Yellow/BlackSize SmallWater Protection Water ResistantInsulation Type Non-InsulatedMaterial SyntheticHood NoType SoftshellDefined Color YellowWindblock YesZip-Off Sleeves YesTwo Way Zipper NoActivity CyclingClothing Features PocketClothing Features Reflective

} Upgrades your bottle cage mounts with a lightweight and rock solid stash for the riding essentials

Sunrace CSMZ903 12sp Cassette 11-51t - Black Model=CDX Freehub 9-Spline Rear Sprocket Clamp Style Standard Rails ColorLightweight wide range mountain cassette compatible with HG 8 11sp freehub bodies Fluid Drive Plus shift enhancing design 7075 aluminum largest 3 cogs, all other cogs are steel 7 cogs on 2 aluminum spiders, aluminum lockring and spacers Compatible with Shimano 12 speed drivetrain Model CSMZ903 Freehub Type HG (8 11sp) Speed 12 Range 11 51 Cogs 11 Color Black Weight 517g