Genuine Onyx lockring for the Pro HG and Ultra HG series of hubs. This is the traditional size of cassette for BMX race hubs. If you have a Onyx Ultra SS hub, then you require this lockring.Thread: 1.37 Inch x 24TPI (34.8 x 1.058mm)
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Genuine Onyx lockring for the Pro HG and Ultra HG series of hubs. This is the traditional size of cassette for BMX race hubs. If you have a Onyx Ultra SS hub, then you require this lockring.
Thread: 1.37 Inch x 24TPI (34.8 x 1.058mm)
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