They are not reproduced to my knowledge. But you should be able to cut down a 2-Dr HT Arm Rest to work. I have compared the two and see no reason why it can't be done. I have a Convertible set available, although they are a little rough. I also have the Piston Covers that are also a little rough, but are Repairable.
-Parting Out over 75 '58 to '73 Full Size Chevy Cars-
-National Impala Association
-Vintage Chevrolet Club of America