I have a few 55's in my collection and this one is the plainest.
http://img.photobucket.com/albums/v300/tstray/A.jpg
http://img.photobucket.com/albums/v300/tstray/C.jpg
http://img.photobucket.com/albums/v300/tstray/B.jpg
Your eyes are not deceiving you, this one is a rare beast indeed as it is a factory ambi
stock with dual combs for both right and left handed shooting.
Tom
"Love those Walthers"