Sony D2 DDR-26R Head Assembly, NOS?

This is a part of a large quantity of original Sony Replacement parts that are being sold individually.  

This is the Inner Head Assembly or Upper Head Assembly for a Sony DVR-20, or DVR-28 D2 deck.  It is in the original packaging and appears to be new.   There are no signs of installation or wear on this assembly.  

Since we cannot test or warranty any of these parts, they are all being sold strictly AS IS, absolutely no returns.

Sony stock PART# A-6052-138-B, DDR-26R, is listed as the Upper or Inner drum assembly for the following machines:  Sony DVR-28, Sony DVR-20.