Crupi Quad Mini/Expert Rear Disc Brake BMX Race Hub-Red-28H hole-count-28h VOLUME PER STROKE: 284 cc

VOLUME PER STROKE: 284 cc

Onyx Ceramic Hub Bearing Sets feature quality heat-treated steel races and precision sealed true round ceramic ball bearings which helps reduce friction and provide a buttery smooth fast ride compared to stainless steel ball bearings frequently found in most BMX hubs

Tig-welded cross bar

Pure poetry in motion is the phrase often used to describe top-level racers that make riding a BMX or MX bike look as natural as breathing

including aero posts and dropper posts

Crupi Quad Mini/Expert Rear Disc Brake BMX Race Hub-Red-28H hole-count-28h VOLUME PER STROKE: 284 ccThe Crupi Quad Mini Expert Rear Disc Brake BMX Hub features the quickest Spring and Pawl Engagement System around with 150 teeth engaging every 2. 4 degrees. This type of consistent performance means less resistance and wear on your components and a hub that moves smoother for longer. These hubs require a 6 bolt rotor and Crupi recommends their adapter and 140mm rotor for newer Crupi frame models. All this quality weighs in at just 10. 8oz.