Manifold, Vacuum/Inert Gas, All Glass, Synthware [M401]

With 4mm double oblique, high vacuum hollow glass stopcocks precision ground with corresponding numbers on barrel and plug. Lower vacuum chambers on stopcock are evacuate with a separate hole in the plug in order to hold the plug in the stopcock barrels. Beams are 22mm O.D. with front-right and rear-left 10mm hose connections. Distance between stopcocks is 75mm center to center.