Sunrace CSMZ903 12sp Cassette 11-51t - Black CheckoutSpec= 9mm For the smoothest feel

For the smoothest feel

the shock is fully protected from any foreign elements

grip color tan clamp color black length 135mm diameter 34

Compatible handlebar inner diameter range: 18 mm - 21

Sunrace CSMZ903 12sp Cassette 11-51t - Black CheckoutSpec= 9mm For the smoothest feelLightweight 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 TECH SPECS model CSMZ903 freehub type HG speed 12 range 11 51 cogs 11,13,15,17,19,21,24,28,33,39,45,51 color black weight 517g