On Sun, 27 Mar 2011 08:34:09 -0400, "Stormin Mormon"
wrote:

I had a similiar moment with Schlage B-162 deadbolts. The
inner cylinder cost more than the entire lock.


Just like an inkjet printer.
Once you have that fixture, you are "stuck" buying bulbs. Unless you
want to remove/re-install the complete fixture every time - which MOST
people do not want to do.