On Thu, 26 Jun 2014 14:23:56 +0000 (UTC), Andrew Gabriel wrote:

There seem to be a glut of these around - CPC also sell them.

Yes, and they aren't all created equal. I've got a 10 W one (from
Amazon I think). The bracket pivot screws are plated steel and where
showing signs of rust within 24 hrs of being outside... Some say they
have stainless screws but that *may* only be refering to the ones
holding the front cover on. Caveat emptor.

--
Cheers
Dave.