ive edited your post above mate, if he sells them and they work then that is all good for the people who have bought them, but if you try getting any after sales support you get a very narky rude little bastard, who will no doubt tell you to go F*uck
My views on the issue with these, if it was a simple fix to fix the sticking open problem, surely psd would not have gone to such trouble and then stumbled at the last easy hurdle?
be interesting to see what causes it tho