b.safe Cap S40 with Stopcocks Screw cap made of PPS for thread S40, free movable insert made of PTFE. With PFA fittings for capillaries with O. D. 3,2 mm (thread UNF 1/4“) and an Air Valve with service life indicator. All capillary connectors with integrated stopcock, connection to the bottle ground through additional capillary connector on the bottom side of the lid. Version and scope of delivery as per below chart. Abmessungen: Number of capillary connectors 1 mit Hahn / with stopcock Number of Fittings top side yellow 1 x Ø 3,2 mm Number of Fittings bottom side milky white 1 x Ø 3,2 mm