Sunrace CSMZ903 12sp Cassette 11-51t - Black ModelNumber=K7252 All around double wall welded

All around double wall welded joint BMX rim

Front or Rear FT/RR Fits rotor size 160mm to 200mm From Post Mount To Post Mount Color Black Size +40mm

The proven internals remain the same with SwingLink driving the signature feel

Updated MTX racks are compatible with both original and new 2

Sunrace CSMZ903 12sp Cassette 11-51t - Black ModelNumber=K7252 All around double wall weldedLightweight 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