rear end knock when at low speed
 

What's up ya'll, I have a 2005 Mazda 3 and recently a knock has started in the rear end when at a low speed and at times when taking right hand curves. I have checked all the mounts and still cant find the source of this knock. I fear its a hub but I wanted to see if others have had this same issue and what the problem was for them just incase I'm missing anything.