So... I'm a little frustrated, but let me know if this is unreasonable. 
 
I noticed that there was a different number of washers on the left vs right side of my HE-5's and emailed Head Direct to see if they could tell me what they were so I could get some replacements. Here's what I'm talking about: 
 
 
 
 
 
On one side, there are two sandwiching the pieces, and there's only one washer on the other side. 
 
And this is Fang's reply: 
  Yes I know it's being picky, but would it be so hard to tell me what they are?