Solid, performance orientated track hubs for all your singlespeed and fixed gear needs. Build your wheels on these hubs and you'll enjoy a smooth ride courtesy of their cartridge bearing design.
From the Formula Website:
"Hub is the heart of the wheel, one of the most important aspects to an essence and durable ride. At Formula, we are thrived to design robust and everlasting hubs that are straight forward to maintain, repair, even free of replacement."