Profile AC-2 Rear Disc Brake BMX Cassette Hub Color:Black The replaceable SS pins measure

The replaceable SS pins measure M4-10mm for the outer pins and M4-8mm for the inner pins

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This brings you better impact resistance and improved handling

And they managed to keep all this quality at a budget-friendly price

Light weight machined aluminum crank arms with aluminum 5-bolt 110mm spider

Profile AC-2 Rear Disc Brake BMX Cassette Hub Color:Black The replaceable SS pins measureAC 2 describes the use of both angular contact bearings and angled bearing cups hub bores used in the hub design. This hub features revolutionary bearing installation and function never seen before in a bicycle hub. It has been designed from the ground up for ease of maintenance and optimal bearing performance. The AC 2 also offers changeable pawl spring configurations for varying points of driver engagement to suit a riders personal preference. Here