Just for everyone's amusement, I milled out the Bulgarian dust cover and it is just short enough to pop out during shooting. Not so much fun. However, the side mount rail that I have my red dot on will hold the dust cover in place if the right size piece of cork is wedged between the bottom of the mount and the dust cover. A wine cork works fine, split about 60/40 along the long axis. Just wedge the thicker half in as the mount is slid on, and this works well enough, though is not very elegant. I have still had no success in finding a real dust cover anywhere, so for those of you who want to t