Assuming you mean R-clips Jerry? as the E key is next the R key.
I bet you turn round and look before you flush, so why don't you check before posting?
I got some stainless R-clips quite a long time ago for my Ti pins. They appear to still be available.
https://www.ebay.co.uk/itm/124099130...IAAOSwt4xfPofi
Select 1mm diameter.