Polo Bikes

*10 Goal, meanwhile, is designed for bike polo, named after the title given to the highest level polo players

*Am i being dumb? that makes no sense at all to me, i've never heard that expression, ever, perhaps i'm too new to the sport..... has anyone heard that term being used....?

As mentioned I don't know anything about Polo but a quick google suggests its to do with horse polo:
http://www.poloplayersedition.com/new/art0705.html