We are manufecter of chairs and also baby car seats right now. I am interested to buy a a couple of parts for the seats . 1) i need a locker mecanism for the seat ( it is like 2 pieces comes together) if it s neceessary then i can send you picture 2)also i need a belt for the seat with little locker ( its a little piece of metal holding to belt ) if you are supplier for these items please contact with me .