The only thing that is wrong with this is that there are no brakes. It is either the mastercylinder or the spring needs to be adjusted. Otherwise, it runs just fine.
Avoid scams and fraud
If the price seems too good to be true, it's likely a scam. Other signs of fraud: wire transfer, money orders, cashier checks, shipping, escrow, "transaction protection", "guarantee". Be safe by dealing locally. Read more