Terrible service at Midas

I bought a spare part from Midas Roodepoort only to find out its faulty i took it back to them and showed them where it was faulty anyone could c it that it was different to the original they told me i will have to wait for two weeks for their supplier to refund them of which i agreed two wks passed n no word from them i had to call them twice to find out wats happening with ky refund since i need to use the money urgently only to b told they are still waiting for their supplier i told them that wats happening betwn them n their supplier its not my business as i only want my money the guy by the name Melusi said you cant push people to pay u bak your money upto date am still waiting for my money its been 3wks now. Terrible service indeed