Repro dual bleeder Master Cylinder quality?

[njsteve]

Has anybody bought one of these Inline Tube repro 5470409 master cylinders who can attest to its accuracy and/or quality? Looks very good.

http://www.ebay.com/itm/70-71-72-73-Disc-Brake-Master-Cylinder-SS-W30-Judge-GS-/190540193151

[Alss]

I have used a couple..not bad!