*ONYX RACING PRODUCTS* Helix track hub rear (hi-vis yellow)

"ONYX RACING RACING PRODUCTS" is the brand specifically making hubs from Minnesota, US.

The Helix Track is a bolt on type track hub for track bike/single speed bikes.

The unique helix drills make the hub lightweight while having enough durability.

You can see the Onyx logo printed on the hub shaft when spinning the wheels.

Their original ti bolts and the long cones provide strong fixing force and maintenance is rather easy.