016566-B, 016565-A, 016563-A, 017190C, BIMBA FO-171.5-M3 -- Perkin Elmer Optima

016566-B, 016565-A, 016563-A, 017190C, BIMBA FO-171.5-M3 flat-1 pneumatic cylinder -- from Perkin Elmer Optima 4300 This part may need servicing. It was removed from a working instrument, there is some corrosion on the gas fittings. Else it apparently is in great condition